Quiz 6: Percent
Mathematics
Q 1Q 1
First use front end rounding to round each number and estimate the answer. Then find the exact answer.
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We wish to find here the exact and estimated difference of decimal number 
from 
.
Estimate: Exact: 
Therefore the estimated difference is 
and exact difference is 
.
Q 2Q 2
How many semesters and how many courses will it take you to finish the requirements for an Associate of Arts degree
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Consider the expression provided in the text book.
To complete an associative of arts degree:
Since, the scholarship is as follow: 
of 
of next 
Then, the scholarship money will be calculated as follow: 
Then the total semesters is calculated as follow: 
Hence, the total semesters are 75.
The total number of courses is calculated as follow:
Since, one course takes 3 semester hour to complete.
Therefore, 
Hence, the total courses are 225.
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To write percent as a decimal we follow the two steps:
Step 1: Drop the percent sign.
Step 2: Divide by 100 by moving decimal point two places to the left.
Here we wish to convert 
as a decimal.
Therefore 
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Q 5Q 5
First use front end rounding to round each number and estimate the answer. Then find the exact answer.
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Q 6Q 6
What is the total cost to complete the Associate of Arts degree for ( a ) books and ( b ) tuition and fees
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Q 9Q 9
First use front end rounding to round each number and estimate the answer. Then find the exact answer.
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Q 10Q 10
Calculate the total cost for enrollment fees, parking fees, and books to complete the Associate of Arts degree (5 semesters). ( b ) What is the maximum tax incentive payable to you under the Hope Scholarship
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Q 13Q 13
First use front end rounding to round each number and estimate the answer. Then find the exact answer.
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Q 16Q 16
First use front end rounding to round each number and estimate the answer. Then find the exact answer.
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Q 19Q 19
First use front end rounding to round each number and estimate the answer. Then find the exact answer.
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Q 29Q 29
Write each percent as a fraction or mixed number in lowest terms and each fraction as a percent.
15%
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Q 32Q 32
Write each percent as a fraction or mixed number in lowest terms and each fraction as a percent.
37.5%
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Q 35Q 35
Write each percent as a fraction or mixed number in lowest terms and each fraction as a percent.
175%
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Q 38Q 38
Write each percent as a fraction or mixed number in lowest terms and each fraction as a percent.
0.25%
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Q 40Q 40
Add, subtract, multiply, or divide as indicated. Write answers in lowest terms and as whole or mixed numbers when possible.
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There is no answer for this question
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Q 43Q 43
Add, subtract, multiply, or divide as indicated. Write answers in lowest terms and as whole or mixed numbers when possible.
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Q 44Q 44
Write each percent as a fraction or mixed number in lowest terms and each fraction as a percent.
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Q 45Q 45
Solve each problem.
There are still 100,000 households in the United States that do not have electricity. If this is 0.08% of the homes, find the total number of households. ( Source: Time magazine.)
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Q 46Q 46
Add, subtract, multiply, or divide as indicated. Write answers in lowest terms and as whole or mixed numbers when possible.
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Q 47Q 47
Write each percent as a fraction or mixed number in lowest terms and each fraction as a percent.
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Q 48Q 48
Solve each problem.
The price of a diamond engagement ring is $3240 plus sales tax of 6 %. Find the total cost of the engagement ring including sales tax.
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Q 49Q 49
Add, subtract, multiply, or divide as indicated. Write answers in lowest terms and as whole or mixed numbers when possible.
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Q 50Q 50
Write each percent as a fraction or mixed number in lowest terms and each fraction as a percent.
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Q 51Q 51
Solve each problem.
An insurance company pays its salespeople on commission. If a commission of $628 is earned on insurance sales of $7850, find the rate of commission.
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Q 52Q 52
Add, subtract, multiply, or divide as indicated. Write answers in lowest terms and as whole or mixed numbers when possible.
The size of a prison cell at Alcatraz Prison in the San Francisco Bay is 5 feet by 9 feet. The average size of a shark cage is 5 feet by 6 feet. How many more square feet are there in the floor of the prison cell than the shark cage ( Source: Discovery Channel, Monster Garage Factoid.)
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Q 54Q 54
Solve each problem.
Attendance at the homecoming game decreased from 5760 fans last year to 4320 fans this year. Find the percent of decrease.
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Q 55Q 55
Add, subtract, multiply, or divide as indicated. Write answers in lowest terms andas whole or mixed numbers when possible.
To prepare for the state real estate exam, Mia Dawson studied 5 hours on the first day, 6 hours on the second day, 3 hours on the third day, and 7 hours on the fourth day. How many hours did she study altogether
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Q 57Q 57
Solve each problem.
A problem includes last year's salary, this year's salary, and asks for the percent of increase. Explain how you would identify the part, the whole, and the percent in the problem. Show the percent proportion that you would use.
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Q 60Q 60
Solve each problem.
Write the formula used to find interest. Explain the difference in what to do if the time is expressed in months or in years. Write a problem that involves finding interest for 9 months and another problem that involves finding interest for 2 years. Use your own numbers for the principal and the rate. Show how to solve your problems.
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Q 63Q 63
Find the amount of discount and the sale price.
Original Price Rate of Discount Amount of Discount Sale Price
$96 12% _________ ________
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Q 66Q 66
Find the amount of discount and the sale price.
Original Price Rate of Discount Amount of Discount Sale Price
$280 32.5% _________ ________
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Q 69Q 69
Find the simple interest on each loan.
Principal Rate Time Simple Interest
$4200 6% 1 years _____________
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Q 71Q 71
Find the unknown value in the percent proportionpart/whole = percent/100.
part = 25, percent = 10
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Q 72Q 72
Find the simple interest on each loan.
Principal Rate Time Simple Interest
$6400 9% 4 months _____________
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Q 74Q 74
Find the unknown value in the percent proportionpart/whole = percent/100.
whole = 480, percent = 5
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Q 75Q 75
Find the simple interest on each loan.
Sita Lalchandani takes out a short-term loan of $19,200 to pay for her daughter's medical school expenses. The interest rate on the loan is 7%, and the loan is for 15 months. Find the total amount needed to repay the loan.
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Q 77Q 77
Identify each component and then set up each problem using the percent proportion part/whole = percent/100. Do not try to solve for the unknown value.
35% of 820 mailboxes is 287 mailboxes.
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Q 78Q 78
Find the simple interest on each loan.
The River City School PTA Emergency Fund deposited $4000 at 6% interest compounded annually. Two years after the first deposit, they deposit another $5000, also at 6% interest compounded annually. Use the compound interest table.
(a) What total amount will they have 4 years after their first deposit Round to the nearest dollar.
(b) What amount of interest will they have earned
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Q 80Q 80
Identify each component and then set up each problem using the percent proportion part/whole = percent/100. Do not try to solve for the unknown value.
73 DVDs is what percent of 90 DVDs
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Q 82Q 82
Identify each component and then set up each problem using the percent proportion part/whole = percent/100. Do not try to solve for the unknown value.
Find 14% of 160 mountain bikes.
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Q 84Q 84
Identify each component and then set up each problem using the percent proportion part/whole = percent/100. Do not try to solve for the unknown value.
418 curtains is 16% of what number of curtains
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Q 86Q 86
Identify each component and then set up each problem using the percent proportion part/whole = percent/100. Do not try to solve for the unknown value.
A golfer lost three of his eight golf balls. What percent were lost
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Q 88Q 88
Identify each component and then set up each problem using the percent proportion part/whole = percent/100. Do not try to solve for the unknown value.
Only 88% of the door keys cut will operate properly. If there are 1280 keys cut, find the number of keys that will operate properly.
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Q 90Q 90
Find the part using the percent proportion or the multiplication shortcut.
18% of 950 programs
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Q 92Q 92
Find the part using the percent proportion or the multiplication shortcut.
60% of 1450 reference books
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Q 94Q 94
Find the part using the percent proportion or the multiplication shortcut.
0.6% of 5200 acres
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Q 96Q 96
Find the part using the percent proportion or the multiplication shortcut.
0.2% of 1400 kilograms
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Q 100Q 100
Find the whole using the percent proportion.
348 test tubes is 15% of what number of test tubes
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Q 101Q 101
Write each percent as a fraction or mixed number in lowest terms. Write each fraction or mixed number as a percent.
8%
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Q 103Q 103
Write each percent as a fraction or mixed number in lowest terms. Write each fraction or mixed number as a percent.
62.5%
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Q 105Q 105
Write each percent as a fraction or mixed number in lowest terms. Write each fraction or mixed number as a percent.
175%
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Q 106Q 106
Find the percent using the percent proportion. Round percent answers to the nearest tenth if necessary.
649 tulip bulbs is what percent of 1180 tulip bulbs
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Q 107Q 107
Write each percent as a fraction or mixed number in lowest terms. Write each fraction or mixed number as a percent.
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Q 108Q 108
Find the percent using the percent proportion. Round percent answers to the nearest tenth if necessary.
What percent of 1620 dinner rolls is 85 dinner rolls
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Q 109Q 109
Write each percent as a fraction or mixed number in lowest terms. Write each fraction or mixed number as a percent.
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Q 110Q 110
Find the percent using the percent proportion. Round percent answers to the nearest tenth if necessary.
What percent of 380 pairs of socks is 36 pairs
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Q 112Q 112
Find the percent using the percent proportion. Round percent answers to the nearest tenth if necessary.
What percent of 650 soup cans is 200 soup cans
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Q 114Q 114
Solve each application problem. Round percent answers to the nearest tenth if necessary.
Last year there was a total of 63 shark attacks on humans in the world (6 were fatal). This year there was an increase of 25.4% in the number of these attacks. Find the number of shark attacks on humans this year. (Round to the nearest whole number.) ( Source : MSNBC.com)
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Q 116Q 116
Solve each application problem. Round percent answers to the nearest tenth if necessary.
Each week 3200 people shop at the three Crescent City Farmers Markets in New Orleans, Louisiana. If 896 of these shoppers are seniors, what percent of the shoppers are seniors ( Source: USA Today.)
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Q 119Q 119
Solve.
While enrolled in college full-time, Theresa Goldsmith is a part-time waitress. Her tips average 14%, and on a recent shift she had total sales of $837. Find the amount of her tips.
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Q 121Q 121
Solve.
A box spring and mattress originally priced at $456 is discounted 45%. Find the amount of discount and the sale price.
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Q 123Q 123
Solve.
A loan of $46,300 is made at 3% simple interest for 9 months. Find the total amount to be repaid.
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Q 124Q 124
Use the percent equation to answer each question
304.5 meters is what percent of 174 meters
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Q 125Q 125
Set up and solve a proportion for each problem.
Gerri Junso gives school readiness tests to 9 children in 4 hours. Find the number of children she can test in 20 hours.
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Q 126Q 126
Use the percent equation to answer each question
33.6 miles is 28% of what number of miles
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Q 127Q 127
Set up and solve a proportion for each problem.
If 12.5 ounces of Roundup weed and grass killer is needed to make 5 gallons of spray, how much Roundup is needed for 102 gallons of spray
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Q 129Q 129
The number of existing single-family homes sold in four regions of the country in the same month of two separate years is shown in the figure below. Use this information to answer Exercises. Round answers to the nearest tenth of a percent if necessary.
Find the percent of increase in sales in the northeastern region.
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Q 130Q 130
Find the amount of sales tax or the tax rate and the total cost. Round to the nearest cent if necessary.
Cost of Item Tax Rate Amount of Tax Total Cost
$630 5% _______ ________
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Q 131Q 131
The number of existing single-family homes sold in four regions of the country in the same month of two separate years is shown in the figure below. Use this information to answer Exercises. Round answers to the nearest tenth of a percent if necessary.
Find the percent of increase in sales in the midwestern region.
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Q 132Q 132
Find the amount of sales tax or the tax rate and the total cost. Round to the nearest cent if necessary.
Cost of Item Tax Rate Amount of Tax Total Cost
$780 __________ $58.50 __________
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Q 133Q 133
The number of existing single-family homes sold in four regions of the country in the same month of two separate years is shown in the figure below. Use this information to answer Exercises. Round answers to the nearest tenth of a percent if necessary.
What is the percent of decrease in sales in the southern region
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Q 134Q 134
Find the commission earned or the rate of commission.
Sales Rate of Commission Commission
$3450 8% ________
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Q 135Q 135
The number of existing single-family homes sold in four regions of the country in the same month of two separate years is shown in the figure below. Use this information to answer Exercises. Round answers to the nearest tenth of a percent if necessary.
What is the percent of decrease in sales in the western region
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Q 136Q 136
Find the commission earned or the rate of commission.
Sales Rate of Commission Commission
$65,300 _________ $3265
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Q 137Q 137
Find the amount or rate of discount and the sale price. Round to the nearest cent if necessary.
Original Price Rate of Discount Amount of Discount Sale Price
$112.50 30% __________ __________
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Q 138Q 138
Find the amount or rate of discount and the sale price. Round to the nearest cent if necessary.
Original Price Rate of Discount Amount of Discount Sale Price
$252 __________ $63 _________
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Q 139Q 139
Find the simple interest due on each loan.
Principal Rate Time in Years Interest
$200 4% 1 _________
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Q 140Q 140
Find the simple interest due on each loan.
Principal Rate Time in Years Interest
$1080 5% 1 __________
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Q 141Q 141
Find the simple interest paid on each investment.
Principal Rate Time in Months Interest
$400 3 % 3 _________
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Q 142Q 142
Find the simple interest paid on each investment. Principal Rate Time in Months Interest
$1560 6 % 18_________
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Q 143Q 143
Find the total amount due on each simple interest loan.
Principal Rate Time Total Amount Due
$750 5 % 2 years _______
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Q 144Q 144
Find the total amount due on each simple interest loan.
Principal Rate Time Total Amount Due
$1560 3% 9 months _________
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Q 145Q 145
Find the compound amount and the interest. Interest is compounded annually. You may use the compound interest table. Round answers to the nearest cent if necessary.
Principal Rate Time in Years Compound Amount Interest
$4000 3% 10 ________ ________
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Q 146Q 146
Find the compound amount and the interest. Interest is compounded annually. You may use the compound interest table. Round answers to the nearest cent if necessary.
Principal Rate Time in Years Compound Amount Interest
$1870 4% 4 ______ _________
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Q 147Q 147
Find the compound amount and the interest. Interest is compounded annually. You may use the compound interest table. Round answers to the nearest cent if necessary.
Principal Rate Time in Years Compound Amount Interest
$3600 4 3 ___________ __________
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Q 148Q 148
Find the compound amount and the interest. Interest is compounded annually. You may use the compound interest table. Round answers to the nearest cent if necessary.
Principal Rate Time in Years Compound Amount Interest
$12,500 5 5 ______ _______
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Q 149Q 149
Find the unknown value in the percent proportionpart/whole = percent/100.
whole = 80, percent = 15
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Q 150Q 150
Find the unknown value in the percent proportionpart/whole = percent/100.
part = 738, percent = 45
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Q 151Q 151
Use the percent proportion or percent equation to answer each question.
12% of 194 meters is how many meters
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Q 152Q 152
Use the percent proportion or percent equation to answer each question.
327 cars is what percent of 218 cars
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Q 153Q 153
Use the percent proportion or percent equation to answer each question.
0.6% of $85 is what amount
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Q 154Q 154
Use the percent proportion or percent equation to answer each question.
99 employees is 5% of what number of employees
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Q 155Q 155
Use the percent proportion or percent equation to answer each question.
76 chickens is what percent of 190 chickens
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Q 156Q 156
Use the percent proportion or percent equation to answer each question.
214.484 liters is 43% of what number of liters
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Q 165Q 165
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
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Q 166Q 166
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
42%
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Q 167Q 167
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
87.5%
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Q 168Q 168
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
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Q 169Q 169
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
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Q 170Q 170
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
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Q 171Q 171
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
0.25%
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Q 172Q 172
Write each percent as a fraction in lowest terms and each fraction or mixed number as a percent.
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Q 173Q 173
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
Eva Jacob deposits $20,500 in her credit union savings account. If she earns 6 % simple interest for 30 months, how much interest will be earned
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Q 174Q 174
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
Hap Pishke, owner of Mardi Gras Barbers, borrows $14,750 to remodel his shop. He agrees to an 8% simple interest rate and will repay the loan in 18 months. Find the total amount due.
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Q 175Q 175
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
A study of 1005 adults found that 965 of them have a smoke alarm in their home and 461 have a carbon monoxide detector. ( Source : Liberty Mutual International Association of Firefighters.)
(a) Find the percent of adults who have a smoke alarm in their home. Round to the nearest tenth of a percent.
(b) Find the percent of adults who have a carbon monoxide detector in their home. Round to the nearest tenth of a percent.
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Q 176Q 176
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
Alan Zagorin borrows $148,000 to expand his business, located at the end of historic Route 66. The loan has an interest rate of 5% compounded annually and will be repaid in 4 years.
(a) Find the compound amount of this loan at the end of 4 years. Do not use the table.
(b) Find the amount of interest that he owes.
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Q 177Q 177
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
Tom Dugally, a real estate agent, sold two properties, one for $125,000 and the other for $290,000. He receives a commission of 1 % of total sales. Find the commission that he earned.
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Q 178Q 178
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
Vending machines on campus must include healthy food choices such as fruits, fruit juices, and healthy snacks. Sales of healthy foods in the vending machines increased from 4320 items last month to 5107 items this month. Find the percent of increase.
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Q 179Q 179
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
A Sears Kenmore washer/dryer set priced at $958 is marked down 18%. If the sales tax is 8%, find the cost of the washer/dryer set, including the sales tax.
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Q 180Q 180
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
In a recent insurance company study of boaters who had lost items overboard, 88 boaters or 8% said that they lost their cell phones. Find the total number of boaters in the survey. ( Source: Progressive Groups of Insurance Companies.)
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Q 181Q 181
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
Jack and Jill Ahearn begin to budget 25% for rent, 20% for food, 7% for education, 5% for clothing, 10% for transportation, 12% for travel and recreation, 4% for miscellaneous, and the remainder for savings. Jack takes home $2850 per month, and Jill takes home $42,300 per year. How much money will the couple save in a year
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Q 182Q 182
Solve each application problem. Round percent answers to the nearest tenth and money answers to the nearest cent if necessary.
The mileage on a hybrid car dropped from 42.8 miles per gallon in the city to 28.5 miles per gallon on the highway. Find the percent of decrease.
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Q 183Q 183
Fill in each blank with the correct response.
To write a percent as a decimal, drop the ___________ symbol and then divide by _____________.
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Q 184Q 184
Fill in each blank with the correct response.
A quick way to divide a number by 100 is to move the _________ two places to the _________.
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Q 201Q 201
Fill in each blank with the correct response.
To write a decimal as a percent, multiply by ________ and then attach a __________ symbol.
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Q 202Q 202
Fill in each blank with the correct response.
A quick way to multiply a number by 100 is to move the __________ two places to the _______.
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Q 219Q 219
Write each decimal as a percent. See Example.
Fractions, decimals, and percents are all used to describe a part of something. The use of percents is much more common than that of fractions and decimals. Why do you suppose this is true
Example
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Q 220Q 220
Write each decimal as a percent. See Example.
List five uses of percent that are or will be part of your life. Consider the activities of working, shopping, saving, and planning for the future.
Example
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Q 221Q 221
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Truck drivers 13%
Example 1
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Example 3
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Q 222Q 222
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Registered nurses 22.2%
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Example 2
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Q 223Q 223
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Physicians and surgeons 0.218
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Example 2
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Q 224Q 224
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Waiters and waitresses 0.064
Example 1
Example 2
Example 3
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Q 225Q 225
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Postsecondary teachers 15.1%
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Example 2
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Q 226Q 226
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Security guards 14.2%
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Example 2
Example 3
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Q 227Q 227
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Customer service representatives 0.177
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Example 2
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Q 228Q 228
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Carpenters 0.129
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Q 229Q 229
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Cooks 14.6%
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Q 230Q 230
Over the next 10 years, the projected growth in the workforce for several occupationsis shown. Write each percent as a decimal and each decimal as a percent. See Examples 1 - 3. (Source: Bloomberg BusinessWeek.)
Management analysts 23.9%
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Q 231Q 231
Write each percent as a decimal and each decimal as a percent. See Examples 1-3.
Only 0.08 of the total population has the professional training.
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Q 232Q 232
Write each percent as a decimal and each decimal as a percent. See Examples 1-3.
The church building fund has 0.8 of the money needed.
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Q 233Q 233
Write each percent as a decimal and each decimal as a percent. See Examples 1-3.
The patient's blood pressure was 30% above normal.
Example 1
Example 2
Example 3
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Q 234Q 234
Write each percent as a decimal and each decimal as a percent. See Examples 1-3.
Success with the diet was 170% greater than
anticipated.
Example 1
Example 2
Example 3
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Q 235Q 235
Fill in the blanks. Remember that 100% is all of something, 200% is two times as many, and 300% is three times as many. See Example.
The Saturday morning tae kwon do class has 12 children enrolled. If 100% of the children are present, how many children are there _________
Example
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Essay
Q 236Q 236
Fill in the blanks. Remember that 100% is all of something, 200% is two times as many, and 300% is three times as many. See Example.
When 500 adults were asked, "Do you think your taxes are too high," 100% said yes. How many said yes ________
Example
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Essay
Q 237Q 237
Fill in the blanks. Remember that 100% is all of something, 200% is two times as many, and 300% is three times as many. See Example.
Last year we had 210 employees. This year we have 200% of that number. How many employees do we have this year ___________
Example
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Essay
Q 238Q 238
Fill in the blanks. Remember that 100% is all of something, 200% is two times as many, and 300% is three times as many. See Example.
Last season Active Sports sold 380 fishing licenses. This season they sold 200% of that number. How many fishing licenses did they sell this season __________
Example
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Essay
Q 239Q 239
Fill in the blanks. Remember that 100% is all of something, 200% is two times as many, and 300% is three times as many. See Example.
Last week 90 chairs were used for the meeting. This week we need 300% of that number of chairs. We'll need _________.
Example
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Q 240Q 240
One month ago she had 28 friends on Facebook. Now she has 300% of that number. The new number of friends is ___________.
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Q 241Q 241
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
Jacob owes $755 for tuition. Financial aid will pay 50% of the cost. Financial aid will pay __________.
Example
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Q 242Q 242
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
Linda Redding needs $2320 for school and living expenses this semester. She applied for a student loan to cover 50% of this amount. The amount of the loan is __________.
Example
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Q 243Q 243
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
Only 10% of 8200 commuters are carpooling to work.
How many commuters carpool _______________
Move the decimal point one place to the left.
Example
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Essay
Q 244Q 244
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
Sarah Bryn expects that 10% of the 240 dozen plants in her greenhouse will not be sold. The expected number of unsold plants is ____________.
Example
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Essay
Q 245Q 245
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
The naturalist said that 1% of the 2600 plants in the park are poisonous. How many plants are poisonous __________
Example
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Q 246Q 246
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
Of the 4800 accidents, only 1% were caused by mechanical failure. How many accidents were caused by mechanical failure __________
Move the decimal point two places to the left.
Example
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Essay
Q 247Q 247
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
(a) Describe a shortcut method of finding
100% of a number.
(b) Show an example using your shortcut.
Example
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Essay
Q 248Q 248
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
(a) Describe a shortcut method of finding
50% of a number.
(b) Show an example using your shortcut.
Example
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Essay
Q 249Q 249
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
(a) Describe a shortcut method of finding
200% of a number.
(b) Show an example using your shortcut.
Example
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There is no answer for this question
Q 251Q 251
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
(a) Describe a shortcut method of finding
10% of a number.
(b) Show an example using your shortcut.
Example
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Essay
Q 252Q 252
Fill in the blanks. Remember that 50% is half of something, 10% is found by moving the decimal point one place to the left, and 1% is found by moving the decimal point two places to the left. See Example.
(a) Describe a shortcut method of finding
1% of a number.
(b) Show an example using your shortcut.
Example
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Essay
Q 253Q 253
More than 7.4 million households dress up their pets (dogs and cats) in Halloween costumes. The bar graph shows the ranking of the top pet costumes and the percent of pet owners selecting each costume. Use this graph to answer Exercises. Write each answer as a percent and as a decimal. (Source: BIGresearch survey of 8877 adult pet owners.)
What portion of the pet owners selected the devil costume for their pet
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Q 254Q 254
More than 7.4 million households dress up their pets (dogs and cats) in Halloween costumes. The bar graph shows the ranking of the top pet costumes and the percent of pet owners selecting each costume. Use this graph to answer Exercises. Write each answer as a percent and as a decimal. (Source: BIGresearch survey of 8877 adult pet owners.)
What portion of the pet owners selected the pirate costume for their pet
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Q 255Q 255
More than 7.4 million households dress up their pets (dogs and cats) in Halloween costumes. The bar graph shows the ranking of the top pet costumes and the percent of pet owners selecting each costume. Use this graph to answer Exercises. Write each answer as a percent and as a decimal. (Source: BIGresearch survey of 8877 adult pet owners.)
(a) What was the third-most-popular costume
(b) Write the portion of the pet owners who selected this costume.
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Q 256Q 256
More than 7.4 million households dress up their pets (dogs and cats) in Halloween costumes. The bar graph shows the ranking of the top pet costumes and the percent of pet owners selecting each costume. Use this graph to answer Exercises. Write each answer as a percent and as a decimal. (Source: BIGresearch survey of 8877 adult pet owners.)
(a) What was the second-most-popular costume
(b) Write the portion of the pet owners who selected this costume.
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Essay
Q 257Q 257
Motorists were asked which traffic violation they felt should be given the biggest fine. The circle graph shows the percent of motorists who chose each traffic violation. Use this graph to answer Exercises. Write each answer as a percent and a decimal
What portion of the motorists chose
"Tailgating" for the biggest fine
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Q 258Q 258
Motorists were asked which traffic violation they felt should be given the biggest fine. The circle graph shows the percent of motorists who chose each traffic violation. Use this graph to answer Exercises. Write each answer as a percent and a decimal
What portion of the motorists chose
"Texting while driving" for the biggest fine
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Q 259Q 259
Motorists were asked which traffic violation they felt should be given the biggest fine. The circle graph shows the percent of motorists who chose each traffic violation. Use this graph to answer Exercises. Write each answer as a percent and a decimal
(a) Which violation was chosen least often for the biggest fine
(b) What portion was this
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Q 260Q 260
Motorists were asked which traffic violation they felt should be given the biggest fine. The circle graph shows the percent of motorists who chose each traffic violation. Use this graph to answer Exercises. Write each answer as a percent and a decimal
(a) Which violation was chosen most often for the biggest fine
(b) What portion was this
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Q 261Q 261
Food researchers suspect that childhood obesity starts early. The pictograph shows the percent of children 19 to 24 months old who eat each type of food at least once a day. Use this graph to answer Exercises. Write each answer as a percent and as a decimal.
What portion of the children eat french fries
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Essay
Q 262Q 262
Food researchers suspect that childhood obesity starts early. The pictograph shows the percent of children 19 to 24 months old who eat each type of food at least once a day. Use this graph to answer Exercises. Write each answer as a percent and as a decimal.
What portion of the children eat pizza
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Essay
Q 263Q 263
Food researchers suspect that childhood obesity starts early. The pictograph shows the percent of children 19 to 24 months old who eat each type of food at least once a day. Use this graph to answer Exercises. Write each answer as a percent and as a decimal.
(a) Which food is eaten by the lowest portion of children
(b) What portion is this
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Essay
Q 264Q 264
Food researchers suspect that childhood obesity starts early. The pictograph shows the percent of children 19 to 24 months old who eat each type of food at least once a day. Use this graph to answer Exercises. Write each answer as a percent and as a decimal.
(a) Which food is eaten by the highest portion of children
(b) What portion is this
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Q 277Q 277
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
Example 1
Example 2
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Q 278Q 278
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
Example 1
Example 2
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Q 279Q 279
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
62.5%
Example 1
Example 2
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Q 280Q 280
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
87.5%
Example 1
Example 2
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Q 281Q 281
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
6.25%
Example 1
Example 2
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Q 282Q 282
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
43.75%
Example 1
Example 2
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Q 283Q 283
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
Example 1
Example 2
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Q 284Q 284
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
Example 1
Example 2
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Q 285Q 285
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
Example 1
Example 2
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Q 286Q 286
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
Example 1
Example 2
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Q 287Q 287
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
0.5%
Example 1
Example 2
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Q 288Q 288
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
0.8%
Example 1
Example 2
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Q 289Q 289
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
180%
Example 1
Example 2
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Q 290Q 290
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
140%
Example 1
Example 2
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Q 291Q 291
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
375%
Example 1
Example 2
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Q 292Q 292
Write each percent as a fraction in lowest terms and as a mixed number when possible. See Examples 1 and 2.
225%
Example 1
Example 2
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True False
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True False
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True False
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True False
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Q 297Q 297
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 298Q 298
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 299Q 299
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 300Q 300
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 301Q 301
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 302Q 302
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 303Q 303
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 304Q 304
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 305Q 305
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 306Q 306
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 307Q 307
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 308Q 308
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 309Q 309
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 310Q 310
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 311Q 311
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 312Q 312
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 313Q 313
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 314Q 314
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 315Q 315
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 316Q 316
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example.
Example
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Q 317Q 317
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example. Which of the following is equal to
(a) 65%
(b) 0.75
(c) 0.5
(d) 25%
Example
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Multiple Choice
Q 318Q 318
Write each fraction as a percent. Round percents to the nearest tenth if necessary. See Example. Which of the following is equal to 80%
( a) 0.85
Example
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Multiple Choice
Q 319Q 319
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
______ 0.5 __________
Example 1
Example 2
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Q 320Q 320
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
_____ 0.8 _______
Example 1
Example 2
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Q 321Q 321
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
______ _______ 87.5%
Example 1
Example 2
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Q 322Q 322
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
______ _______ 60%
Example 1
Example 2
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Q 323Q 323
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
___________ ___________
Example 1
Example 2
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Q 324Q 324
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
___________ ____________
Example 1
Example 2
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Q 325Q 325
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ 0.7 ____________
Example 1
Example 2
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Q 326Q 326
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ __________ 37.5%
Example 1
Example 2
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Q 327Q 327
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ __________ 12.5%
Example 1
Example 2
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Q 328Q 328
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ 0.625 __________
Example 1
Example 2
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Q 329Q 329
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
___________ __________
Example 1
Example 2
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Q 330Q 330
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
____________ __________
Example 1
Example 2
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Q 331Q 331
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
___________ ____________
Example 1
Example 2
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Q 332Q 332
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ ___________
Example 1
Example 2
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Q 333Q 333
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
_________ __________
Example 1
Example 2
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Q 334Q 334
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ ___________ 100%
Example 1
Example 2
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Q 335Q 335
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
____________ _____________
Example 1
Example 2
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Q 336Q 336
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
____________ _____________
Example 1
Example 2
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Q 337Q 337
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ 2.5 ____________
Example 1
Example 2
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Q 338Q 338
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ 1.7 ____________
Example 1
Example 2
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Q 339Q 339
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ ____________
Example 1
Example 2
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Q 340Q 340
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Fraction Decimal Percent
__________ ____________
Example 1
Example 2
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Q 341Q 341
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Select a decimal percent and write it as a fraction.
Select a different fraction and write it as a percent.
Write an explanation of each step of your work.
Example 1
Example 2
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Q 342Q 342
Complete the chart. Round decimals to the nearest thousandth and percents to the nearest tenth if necessary. See Examples 1 and 2.
Prepare a table showing fraction, decimal, and percent equivalents for five fractions and mixed numbers of your choice.
Example 1
Example 2
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Q 343Q 343
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
Many pet owners say they have used the Internet to find pet information. Of 500 people who used the Internet for this purpose, 90 said they used it when buying a pet. What portion used the Internet when buying a pet ( Source: American Animal Hospital Association.)
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Q 344Q 344
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
About of all books purchased last year were for children. Of these children's books, 27 of every 100 purchased included a coloring activity. What portion of the children's books included a coloring activity ( Source: Consumer Research Study on Book Publishing, the American Booksellers, and the Book Industry Study Group.)
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Q 345Q 345
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
Only 13 out of every 100 adults ages 19-50 consume the recommended 1000 milligrams of calcium daily. What portion consumes the recommended daily amount ( Source: Market Facts for Milk Mustache.)
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Q 346Q 346
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
In a survey on how people learn to parent, 360 parents out of 800 said they were most influenced by relatives, friends, and spouses. What portion learned to parent this way ( Source: Bama Research.)
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Q 347Q 347
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
In a recent survey, 750 workers were asked if they would hire their own boss if they were in charge. A total of 150 workers said no, they would not. What portion of the workers said no ( Source: Marlin's 13th annual Attitudes in the Workplace Survey.)
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Q 348Q 348
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
When 1500 adults were asked what was the most important factor to consider when relocating after retirement, 675 said that climate was most important. What portion consider climate to be most important ( Source: Longevity Alliance Retirement and Relocation Survey.)
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Q 349Q 349
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
An insurance office has 80 employees. If 64 of the employees have iPhones, find (a) the portion of the employees who have iPhones. (b) the portion of the employees who do not have iPhones.
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Q 350Q 350
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
For every 640 tons of food purchased, 160 tons are discarded by Americans. ( Source: U.S. Department of Agriculture.)
(a) What portion of the food is discarded
(b) What portion of the food is not discarded
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Q 351Q 351
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
An antibiotic is used to treat 380 people. If 342 people do not have side effects from the antibiotic, find the portion that do have side effects.
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Q 352Q 352
In the following application problems, write the answer as a fraction in lowest terms, as a decimal, and as a percent.
A survey of 340 doctors found that 119 of the doctors used a basic system of electronic record keeping.
(a) What portion of the doctors used electronic record keeping
(b) What portion did not use it
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Q 353Q 353
The circle graph shows the number of people in a survey of 5400 adults who picked each season as their favorite. Use this graph to answer Exercises, giving each answer as a fraction, as a decimal, and as a percent.
What portion of the adults picked Winter as their favorite season
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Q 354Q 354
The circle graph shows the number of people in a survey of 5400 adults who picked each season as their favorite. Use this graph to answer Exercises, giving each answer as a fraction, as a decimal, and as a percent.
What portion of the adults picked Spring as their favorite season
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Q 355Q 355
The circle graph shows the number of people in a survey of 5400 adults who picked each season as their favorite. Use this graph to answer Exercises, giving each answer as a fraction, as a decimal, and as a percent.
Find the portion of the adults who say Summer is their favorite season.
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Q 356Q 356
The circle graph shows the number of people in a survey of 5400 adults who picked each season as their favorite. Use this graph to answer Exercises, giving each answer as a fraction, as a decimal, and as a percent.
Find the portion of the adults who say Fall is their favorite season.
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Q 357Q 357
To review the basics of percent, work Exercises in order.
100% of a number means all of the parts or _______ parts out of ________ parts. 200% means two times as many parts and 300%
means three times as many parts.
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Q 358Q 358
To review the basics of percent, work Exercises in order.
Fill in the blanks.
(a) 100% of 765 workers is ________.
(b) 200% of 48 letters is ________.
(c) 300% of 7 DVDs is _________.
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Q 359Q 359
To review the basics of percent, work Exercises in order.
50% of a number is __________ parts out of _________ parts, which is _________ of the parts.
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Q 360Q 360
To review the basics of percent, work Exercises in order.
10% of a number is ____________ parts out of _________ parts and can be found quickly by moving the decimal point __________ place to the ___________.
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Q 361Q 361
To review the basics of percent, work Exercises in order.
1% of a number is ____________ part out of __________ parts and can be found quickly by moving the decimal point _________ places to the __________.
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Q 362Q 362
To review the basics of percent, work Exercises in order.
Fill in the blanks.
(a) 50% of 1050 homes is __________.
(b) 10% of 370 printers is __________.
(c) 1% of $8 is ________.
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Q 363Q 363
In Exercises 91-94, use the shortcut methods for finding 1%, 10%, 50%, 100%, 200%, and 300%.
Describe a shortcut method for finding 15% of a
number. Use your method to find 15% of $160.
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Q 364Q 364
In Exercises 91-94, use the shortcut methods for finding 1%, 10%, 50%, 100%, 200%, and 300%.
Describe a shortcut method for finding 150% of a
number. Use your method to find 150% of $160.
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Q 365Q 365
In Exercises 91-94, use the shortcut methods for finding 1%, 10%, 50%, 100%, 200%, and 300%.
Explain a shortcut method for finding 90% of a number. Show how to find 90% of $450 using your method.
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Q 366Q 366
In Exercises 91-94, use the shortcut methods for finding 1%, 10%, 50%, 100%, 200%, and 300%.
Explain a shortcut method for finding 210% of a number. Show how to find 210% of $800 using your method.
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Q 367Q 367
Identify the component that is unknown. Circle the correct answer. Then, set up the percent proportion. Do not solve the proportion.
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Q 368Q 368
Identify the component that is unknown. Circle the correct answer. Then, set up the percent proportion. Do not solve the proportion.
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Essay
Q 369Q 369
Identify the component that is unknown. Circle the correct answer. Then, set up the percent proportion. Do not solve the proportion.
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Q 370Q 370
Identify the component that is unknown. Circle the correct answer. Then, set up the percent proportion. Do not solve the proportion.
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Essay
Q 371Q 371
Identify the component that is unknown. Circle the correct answer. Then, set up the percent proportion. Do not solve the proportion.
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Q 372Q 372
Identify the component that is unknown. Circle the correct answer. Then, set up the percent proportion. Do not solve the proportion.
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Essay
Q 373Q 373
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 30, percent = 20
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Q 374Q 374
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 25, percent = 25
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Q 375Q 375
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 28, percent = 40
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Q 376Q 376
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 11, percent = 5
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Q 377Q 377
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 15, whole = 60
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Q 378Q 378
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 105, whole = 35
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Q 379Q 379
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 9.25, whole = 27.75
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Essay
Q 380Q 380
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
part = 12.8, whole = 9.6
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Q 381Q 381
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
whole = 52, percent = 50
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Q 382Q 382
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
whole = 115, percent = 38
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Q 383Q 383
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
whole = 94.4, part = 25
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Essay
Q 384Q 384
Find the unknown value in the percent proportion . Round to the nearest tenth if necessary. If the answer is a percent, be sure to include a percent symbol (%). See Example.
whole = 89.6, part = 50
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Essay
Q 385Q 385
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
Find the whole if the part is 46 and the percent is 40.
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Essay
Q 386Q 386
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
The percent is 45 and the whole is 160. Find the part.
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Essay
Q 387Q 387
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
The whole is 5000 and the part is 20. Find the percent.
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Essay
Q 388Q 388
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
Suppose the part is 15 and the whole is 2500. Find the
percent.
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Essay
Q 389Q 389
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
Find the percent if the whole is 4300 and the part is
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Essay
Q 390Q 390
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
What is the part, if the percent is and the whole is 5600
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Essay
Q 391Q 391
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
The whole is 6480 and the part is 19.44. Find the
percent.
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Essay
Q 392Q 392
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
Suppose the part is 281.25 and the percent is Find the whole.
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Essay
Q 393Q 393
Fill in each blank with the correct response.
In a percent problem, the percent can be identified because it appears with the word __________ or with the __________ symbol after it.
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Q 394Q 394
Fill in each blank with the correct response.
In a percent problem, the whole is the ________ quantity and often appears after the word __________.
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Q 395Q 395
Fill in each blank with the correct response.
In a percent problem, the part is the portion being compared with the _________.
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Essay
Q 396Q 396
Fill in each blank with the correct response.
To solve a percent proportion, you must cross ___________.
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Essay
Q 397Q 397
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
10% of how many bicycles is 60 bicycles
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Essay
Q 398Q 398
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
58% of how many preschoolers is 203 preschoolers
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Essay
Q 399Q 399
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
What % of $800 is $600
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Essay
Q 400Q 400
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
What % of $1500 is $1395
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Essay
Q 401Q 401
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
What is 25% of $970
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Essay
Q 402Q 402
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
What is 61% of 830 homes
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Essay
Q 403Q 403
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
12 injections is 20% of what number of injections
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Essay
Q 404Q 404
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
410 pallets is of how many pallets.
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Essay
Q 405Q 405
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
54.34 is 3.25% of what number
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Essay
Q 406Q 406
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
16.74 is 11.9% of what number
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Essay
Q 407Q 407
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
0.68% of $487 is what amount
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Essay
Q 408Q 408
Solve each problem. If the answer is a percent, be sure to include a percent sign (%). See Examples 1-3.
What amount is 6.21% of $704.35
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Essay
Q 409Q 409
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
Identify the three components in a percent problem. In your own words, write a sentence telling how you will identify each of these three components.
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Essay
Q 410Q 410
In Exercises, set up the percent proportion, and write "unknown" for any value that is not given. Recall that the percent proportion is part/whole = percent/100. Do not try to solve for the unknowns. See Examples 1-3.
Write one short sentence using numbers and words.
The sentence should include a percent, a whole, and a part. Identify each of these three components.
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Essay
Q 411Q 411
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
Fry's Electronics sold 1262 computers in a recent promotion. If 730 of these computers were laptop computers, what percent of the computers were laptops
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Essay
Q 412Q 412
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
Ivory Soap is pure. If a bar of Ivory Soap weighs 4 ounces, how many ounces are pure ( Source: Procter Gamble.)
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Essay
Q 413Q 413
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
Of the 142 people attending a movie theater, 86 bought buttered popcorn. What percent bought buttered popcorn
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Q 414Q 414
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
On her first check from the Pizza Hut Restaurant, 15% was withheld from Maria's total earnings of $225. What amount was withheld
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Essay
Q 415Q 415
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
Of the customers buying a salad at McDonald's, 23% prefer Newman's Own Light Salad Dressing. If the total number of salad customers is 610, find the number who prefer Newman's Own Light Salad Dressing.
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Essay
Q 416Q 416
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
At a community college campus, it was found that 2322 of the students work full-time. If this was 27% of the students, find the total number of students on campus. ( Source : American Association of Community Colleges.)
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Essay
Q 417Q 417
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
A survey of 8600 full-time community college students found that 4300 of them work part-time. What percent of the full-time students work parttime ( Source : American Association of Community Colleges.)
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Essay
Q 418Q 418
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
There have been 36 cups of coffee served from a banquet-sized coffee pot. If this is 30% of the capacity of the pot, find the capacity of the pot.
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Essay
Q 419Q 419
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
In a recent survey of 480 adults, 55% said that they would prefer to have their wedding at a religious site. How many said they would prefer the religious site ( Source: National Family Opinion Research.)
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Essay
Q 420Q 420
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
Sue Ann needs 64 credits to graduate. If she has completed 48 of the credits needed, what percent of the credits has she already completed
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Essay
Q 421Q 421
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
In a poll of 822 people, 49.5% said that they get their news from television. Find the number of people who said they get their news from television. ( Source: Brill's Content. )
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Essay
Q 422Q 422
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
The sales tax on a new car is $1575. If the sales tax rate is 7%, find the price of the car before the sales tax is added.
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Essay
Q 423Q 423
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
When asked "What co-worker behaviors annoy you the most," 12% of those surveyed said "Being perpetually late." Find the number of people in the survey if 168 people gave this response. ( Source : Accountemps.)
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Essay
Q 424Q 424
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
The state troopers tested 924 cars for safety. There were 231 cars that failed the safety test for one or more reasons. Find the percent of cars that failed the test.
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Essay
Q 425Q 425
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
Jerry Azzaro has listed 680 antique toys on eBay. If 45% of these were antique toy trains, find the number that were toy trains.
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Essay
Q 426Q 426
Set up the percent proportion for each application problem. Do not try to solve for any unknowns.
In a survey of 27,400 American sports fans, ages 12 and up, 3562 picked Major League baseball as their favorite spectator sport. What percent picked Major League baseball as their favorite sport ( Source : ESPN Sports Poll.)
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Essay
Q 427Q 427
To find the part using the multiplication shortcut, use the formula part = ________ • _______
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Q 428Q 428
Solve for the part when the percent is 38 and the whole is 200. Circle the correct answer. 7.6 76 760 7600
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Multiple Choice
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Q 431Q 431
Find the part using the multiplication shortcut. See Example.
45% of 4080 military personnel
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Q 432Q 432
Find the part using the multiplication shortcut. See Example.
12% of 3650 websites
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