Equivalent Ratios (solving #1)

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, the ratios 2:3 and 4:6 are equivalent because they represent the same proportion.

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 2:3, you can multiply both terms by 2 to get 4:6.

Front

If a recipe calls for 2 cups of flour and 1 cup of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:1.

Front

If there are 8 cows for every 5 pigs on a farm, what is the ratio of pigs to cows?

Back

The ratio of pigs to cows is 5:8.

Front

If a student reads 21 pages and the ratio of pages read to pages left is 7:3, how many pages are left?

Back

9 pages are left.

Front

What is the total number of parts if Ryan saved 1 part and spent 3 parts of his allowance?

Back

The total number of parts is 4 parts.

Front

If Joseph caught 2 flounders for every 5 tuna, what is the ratio of tuna to flounders?

Back

The ratio of tuna to flounders is 5:2.

Front

How do you scale a recipe down while maintaining the same ratio?

Back

To scale a recipe down, divide the quantities of each ingredient by the same factor while keeping the ratio the same.

Front

If the ratio of flour to sugar is 2:1/2, how much sugar is needed for 4 cups of flour?

Back

For 4 cups of flour, you would need 1 cup of sugar.

Front

What is the first step to solve a problem involving equivalent ratios?

Back

The first step is to identify the known ratios and the unknown quantity you need to find.