Ratios

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

Are the ratios 2:1 and 18:9 equivalent?

Back

Yes

Front

Which of the following is NOT a way to write a ratio? 3=4, 3:4, \frac{3}{4}, 3 to 4

Back

3=4

Front

If the ratio of tenants to cars is 3:5 and there are 30 tenants, how many cars are there?

Back

50

Front

How can the ratio 4:2 be simplified?

Back

It can be simplified to 2:1.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities.

Front

If a recipe calls for a ratio of 2 cups of flour to 3 cups of sugar, how much sugar is needed for 4 cups of flour?

Back

6 cups of sugar.

Front

What is the ratio of 10 apples to 5 oranges?

Back

The ratio is 2:1.

Front

How do you express the ratio of 15 to 25 in simplest form?

Back

The simplest form is 3:5.

Front

If a class has a ratio of boys to girls as 4:6, what is the ratio of girls to boys?

Back

The ratio of girls to boys is 3:2.