Revised Ratios and Rates Flashcard Review 12/8

Front

What is a rate where the denominator is 1?

Back

Unit Rate

Front

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

Back

102 words per minute

Front

If 30 kids in the class like grape juice, how many kids like pineapple juice? (Use tape diagrams to answer)

Back

40 kids

Front

Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?

Back

18 minutes

Front

Which of the following is NOT equivalent to 3:5? 15:25, 9:15, 21:28, 30:50

Back

21:28

Front

Define 'Ratio'.

Back

A comparison of two quantities by division.

Front

Define 'Rate'.

Back

A ratio that compares two quantities with different units.

Front

What is the formula to find a unit rate?

Back

Divide the numerator by the denominator.

Front

If a recipe requires 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?

Back

2:3

Front

How do you convert a ratio to a fraction?

Back

Write the first quantity as the numerator and the second as the denominator.