Equivalent Ratios

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different. For example, 1:2 and 2:4 are equivalent ratios.

Front

How do you find an equivalent ratio?

Back

To find an equivalent ratio, you can multiply or divide both terms of the ratio by the same non-zero number. For example, to find an equivalent ratio for 3:4, multiply both terms by 2 to get 6:8.

Front

Which ratio is equivalent to 3:4?

Back

6:8

Front

What is the proportion?

Back

A proportion is an equation that states that two ratios are equal. For example, if a/b = c/d, then a, b, c, and d are in proportion.

Front

Solve the proportion: X/9 = 9/27

Back

X = 3

Front

Which ratio is equivalent to 3:5?

Back

60:100

Front

What does it mean if two ratios are not equivalent?

Back

If two ratios are not equivalent, it means they do not represent the same relationship between the two quantities. For example, 15:5 and 25:10 are not equivalent.

Front

Are the ratios $15 for 5 pairs of socks and $25 for 10 pairs of socks equivalent?

Back

No, they are not equivalent.

Front

What ratio is equivalent to 5 to 4?

Back

25 to 20

Front

If a ratio is 1:3, what is the equivalent ratio if both terms are multiplied by 4?

Back

4:12