Ratios and Rates

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

Back

102 words per minute.

Front

What is the missing number in the ratio table: 408 words in 4 minutes?

Back

76.

Front

Which of the following is NOT a unit rate: 4 dogs, 0.3 miles per minute, 1 minute per 3 feet, 0.75 hour per game?

Back

1 minute per 3 feet.

Front

What is the missing number in the ratio table: 21, 24, 27, ?

Back

21.

Front

What is a Unit Rate?

Back

A unit rate is a rate in which the denominator is 1.

Front

How do you calculate a unit rate?

Back

Divide the numerator by the denominator.

Front

What is the ratio of 3 apples to 4 oranges?

Back

3:4.

Front

If a car travels 150 miles in 3 hours, what is the speed in miles per hour?

Back

50 miles per hour.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions.