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 equivalent ratios?

Back

To find equivalent ratios, 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 5 to 4?

Back

25 to 20 is equivalent to 5 to 4.

Front

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

Back

No, the ratios are not equivalent.

Front

Are the ratios $3 for 6 muffins and $9 for 18 muffins equivalent?

Back

Yes, the ratios are equivalent.

Front

Which ratio is equivalent to 3:4?

Back

6:8 is equivalent to 3:4.

Front

What is the third way to write the ratio 4 to 5?

Back

4 to 5 can also be written as 4/5.

Front

What does it mean if two ratios are equivalent?

Back

It means that they represent the same proportional relationship between two quantities.

Front

If a ratio is 2:3, what is an equivalent ratio if both terms are multiplied by 4?

Back

An equivalent ratio is 8:12.

Front

How can you check if two ratios are equivalent?

Back

You can cross-multiply the ratios. If the products are equal, the ratios are equivalent.