Question 1

Express the ratio 20:35 as a fraction in lowest terms.

Accepted Answer

4/7

Question 2

Express 4 ft. 6 in. to 18 in. in simplest form as a fraction and compare like units in terms of either the larger or smaller unit.

Accepted Answer

3/1

Question 3

The ratio 2 1/2 to 3 can be change to a ratio of 5 to 6.

Accepted Answer

To change the ratio 2 1/2 to 3 to a ratio of 5 to 6, we can multiply both the terms of the ratio by 2. This gives us:

2 1/2 : 3 = (2 × 2 1/2) : (3 × 2)

= 5 : 6

Thus, the statement is true.

Question 4

What is the ratio of drawing to object size when the scale 1 1/2" = 2'-0 is being used?

Accepted Answer

The answer of What is the ratio of drawing to...

Question 5

Express 3 yd. 3ft. to 32 in. in simplest form as a fraction and compare like units in terms of either the larger or smaller unit.

Accepted Answer

The answer of Express 3 yd. 3ft. to 32 in....

Question 6

Gear A has 60 teeth and gear B has 36 teeth. What is the ratio of gear B to gear A?

Accepted Answer

The answer of Gear A has 60 teeth and gear...

Question 7

Ratios can be written as two numbers separated by a colon (:).

Accepted Answer

This statement is true. Ratios are typically written as two numbers separated by a colon (:), such as 2:1 or 3:4.

Question 8

It takes an experienced CAD drafter 24 hours to complete a set of working drawings. Another CAD drafter takes 48 hours to complete a similar set of working drawings. What is the ratio of the first CAD drafter's time to the second CAD drafter's time?

Accepted Answer

The answer of It takes an experienced CAD drafter 24...

Question 9

Express the ratio 6/13:9/13 as a fraction in lowest terms.

Accepted Answer

The answer of Express the ratio 6/13:9/13 as a fraction...

Question 10

Find the inverse ratio of 11/19:3/19 and express as a fraction in lowest terms.

Accepted Answer

The answer of Find the inverse ratio of 11/19:3/19 and...

Quiz 30: Ratios