Ratios and Unit Rates Review

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or 'a:b'.

Front

How do you write the ratio of girls to total players if there are 20 girls and 37 total players?

Back

The ratio of girls to total players is 20:37.

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit of another quantity.

Front

Calculate the unit rate if a car travels 440 miles in 8 hours.

Back

The unit rate is 55 miles in 1 hour.

Front

What is the ratio of red marbles to yellow marbles if there are 2 red and 5 yellow?

Back

The ratio of red to yellow marbles is 2 to 5.

Front

If there are 5 soccer players and 10 baseball players, what is the ratio of baseball players to soccer players?

Back

The ratio of baseball players to soccer players is 2 to 1.

Front

How do you simplify the ratio 20:40?

Back

The simplified ratio is 1:2.

Front

What is the ratio of boys to girls in a group of 17 boys and 20 girls?

Back

The ratio of boys to girls is 17:20.

Front

If John traveled 567 miles in 9 hours, what is his unit rate?

Back

The unit rate is 63 mph.

Front

What is the ratio of 3 blue marbles to 10 total marbles if there are 3 blue, 2 red, and 5 yellow marbles?

Back

The ratio of blue marbles to total marbles is 3:10.