Question 1

1/8 of all wood stoves are sold for cash. If cash sales were $2,200 for the week, what was the total of all sales? (Let S = sales.)

Accepted Answer

11eb6926_6ec4_ffc5_bb3a_cb1bb161c482_TB8249_00 = 2,200
 11eb6926_6ec4_ffc6_bb3a_b5df7597939a_TB8249_00 S = 17,600

Question 2

Over the past month, 900 telephones were serviced. If Jill services 8 times as many phones as Rose, how many did each service?

Accepted Answer

The answer of Over the past month, 900 telephones were...

Question 3

1/7 of all sales were for cash. If cash sales were $28,000, what were the total sales?

Accepted Answer

The answer of 1/7 of all sales were for cash....

Question 4

Jarvis Co. sells thermometers ($3) and hot water bottles ($7). If total sales were $760 and customers bought 4 times as many thermometers as hot water bottles, what would be the number of each sold? (Let B = number of hot water bottles.)

Accepted Answer

The answer of Jarvis Co. sells thermometers ($3) and hot...

Question 5

A furniture company produces 4 times as many beds on shift 2 as on shift 1. If a total of 1,000 beds were produced, how many were produced on each shift?

Accepted Answer

The answer of A furniture company produces 4 times as...

Question 6

Jane weighs 12 pounds less than Shelley. Assuming Jane weighs 120 pounds, find Shelley's weight.

Accepted Answer

11eb6926_6ec5_4de9_bb3a_f95ca46beac0_TB8249_00 W - 12 = 120
W = 132

Question 7

The Rand Co. produces 11 times as many rings on shift 1 as on shift 2. If a total of 12,000 rings were produced, how many were produced on each shift?

Accepted Answer

The answer of The Rand Co. produces 11 times as...

Question 8

Mick and Mack went to a supermarket and bought boxes of soap detergent. Mack could buy only four boxes, which was 1/5 as much as Mick. How many boxes did Mick buy?

Accepted Answer

The answer of Mick and Mack went to a supermarket...

Question 9

Moe is 6 times Al's age. If the difference in their ages is 20, how old is Moe?

Accepted Answer

The answer of Moe is 6 times Al's age. If...

Question 10

20A - 40 = 8A + 160 (answer to nearest hundredth).

Accepted Answer

Add 40 to both sides and subtract 8a from both sides, 12a = 200, divide both sides by 12, and round to nearest hundredth.

Question 11

Over the past month, 700 trucks were sold. Abe sold 6 times as many as Joe. How many did each sell?

Accepted Answer

The answer of Over the past month, 700 trucks were...

Question 12

At Miduale Electronics, the first shift produced 6 times as many items as the second shift. If total production was 4,900, what was the output for each shift?

Accepted Answer

The answer of At Miduale Electronics, the first shift produced...

Question 13

The cost of oil is 6 times the cost of wood. The total bill for oil and wood is $700. What was the expense for each?

Accepted Answer

The answer of The cost of oil is 6 times...

Question 14

Marika is 8 times Barry's age. If the difference in their age is 7 years, how old is Marika?

Accepted Answer

11eb6926_6ec4_155a_bb3a_7bd0b90825f6_TB8249_00 If Barry's age is B, Marika's age is 8B, so the difference in their ages is 8B - B = 7, 7B = 7, or B = 1. Barry then is 1, and Marika is seven years older, or 8.

Question 15

Art Neuner and Paul Kosponato sell trucks for Blue Auto. Over the past year, they sold 240 trucks. Assuming Paul sells 7 times as many as Art, how many trucks did each sell?

Accepted Answer

The answer of Art Neuner and Paul Kosponato sell trucks...

Question 16

1/5 of all sales were for cash. If cash sales were $4,000, what were total sales?

Accepted Answer

11eb6926_6ec4_637f_bb3a_5128e3c13fbf_TB8249_00 1/5 S = 4,000
S = 20,000

Question 17

Melons cost $20 per crate, and apples cost $8 per crate. An order comes in for a total of 48 crates for $420. What was the number of crates of melons and apples? (Let crates of melons = M.)

Accepted Answer

The answer of Melons cost $20 per crate, and apples...

Question 18

10 (C - 7) = 30

Accepted Answer

Multiply everything in the parentheses by 10, 10C - 70 = 30, add 70 to both sides to get 10C = 100, and then divide by 10.

Question 19

Andy Foll is 6 times as old as Mel Kaas. Andy is 15 years older than Mel. What is Mel's age?

Accepted Answer

11eb6926_6ec4_d8b3_bb3a_e1a389de1944_TB8249_00 6A - A = 15
5A = 15
A = 3

Question 20

Wrenches cost $50 per carton, and hammers cost $150 per carton. If an order comes in for a total of 60 cartons for $5,000, what was the number of cartons of wrenches as well as hammers? (Hint: Let cartons of hammers = H.)

Accepted Answer

The answer of Wrenches cost $50 per carton, and hammers...

Quiz 4: Solving for the Unknown