Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another.

Front

How do you write a ratio in simplest form?

Back

To write a ratio in simplest form, divide both quantities by their greatest common divisor.

Front

What is the ratio of girls to boys if there are 6 girls and 21 boys?

Back

2:7

Front

How can you express a ratio?

Back

A ratio can be expressed as a fraction, with a colon (:) or in words.

Front

If there are 4 apples, 2 bananas, and 5 pears, what is the ratio of pears to all fruit?

Back

5:11

Front

What is the ratio of blue circles to red circles if there are 6 blue circles and 5 red circles?

Back

6:5

Front

If you have 3 pennies, 4 nickels, and 5 dimes, what is the ratio of nickels to total coins?

Back

1:3

Front

What does it mean if a ratio is 1:4?

Back

It means for every 1 of the first quantity, there are 4 of the second quantity.

Front

What is the total number of parts in the ratio 2:3?

Back

The total number of parts is 2 + 3 = 5.

Front

If a recipe calls for a ratio of 2:1 of flour to sugar, how much sugar do you need for 4 cups of flour?

Back

You need 2 cups of sugar.