Ratios and Equivalent Ratios

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

Complete the equivalent ratio for 4:12: ____:6

Back

2

Front

What is the ratio of pears to apples in a bowl with 4 apples, 2 bananas, and 5 pears?

Back

5:4

Front

Will you get an equivalent ratio for 8/20 if you multiply each number by 2?

Back

Yes

Front

List 3 ways to write a ratio.

Back

Using 'to', using a colon, and as a fraction.

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between quantities, even if the numbers are different.

Front

If the ratio of boys to girls in a class is 3:4, what is the equivalent ratio if there are 12 boys?

Back

16 girls (3:4 is equivalent to 12:16).

Front

How do you simplify the ratio 10:15?

Back

Divide both numbers by their greatest common factor, which is 5, resulting in 2:3.

Front

What is the ratio of 8 to 20 in simplest form?

Back

2:5.

Front

If a recipe calls for a ratio of 2:3 of sugar to flour, how much sugar is needed for 9 cups of flour?

Back

6 cups of sugar (2:3 means for every 2 parts sugar, there are 3 parts flour).