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 used are different. For example, the ratios 1:2 and 2:4 are equivalent.

Front

How do you determine if two ratios are equivalent?

Back

To determine if two ratios are equivalent, you can cross-multiply the terms. If the cross-products are equal, the ratios are equivalent.

Front

What is the ratio of 6th graders to 7th graders if there are 32 6th graders and 8 7th graders?

Back

The ratio is 32:8, which simplifies to 4:1.

Front

If a recipe calls for 2 cups of flour to 3 cups of sugar, what is the equivalent ratio of flour to sugar?

Back

The equivalent ratio of flour to sugar is 2:3.

Front

What is the simplest form of the ratio 20:24?

Back

The simplest form of the ratio 20:24 is 5:6.

Front

If Mrs. Shelly paid $3 for 6 muffins, what is the unit price per muffin?

Back

The unit price per muffin is $0.50.

Front

What is the relationship between the ratios 12:20 and 3:5?

Back

The ratios 12:20 and 3:5 are equivalent because they represent the same relationship when simplified.

Front

How can you express the ratio 16:20 in simplest form?

Back

The simplest form of the ratio 16:20 is 4:5.

Front

What does it mean for ratios to be not equivalent?

Back

Ratios are not equivalent when they do not represent the same relationship between two quantities, meaning their cross-products are not equal.

Front

If you have a ratio of 15:25, what is its simplest form?

Back

The simplest form of the ratio 15:25 is 3:5.