Rate / Unit Rate

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, usually with different units.

Front

What is a unit rate?

Back

A unit rate is a rate in which the denominator is 1, showing how much of one quantity corresponds to one unit of another quantity.

Front

If Antonia can type 408 words in 4 minutes, how many words can she type per minute?

Back

102 words per minute.

Front

You can buy 36 cookies for $4. What is the unit rate in cookies per dollar?

Back

9 cookies per dollar.

Front

If Analissa puts 55 seeds into 11 pots, how many seeds does she put in 1 pot?

Back

5 seeds.

Front

If Kiontre reads 100 pages in 5 days, how many pages does he read in 1 day?

Back

20 pages.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity of interest by the number of units.

Front

What is the unit rate of 60 miles in 3 hours?

Back

20 miles per hour.

Front

If a car travels 150 miles on 5 gallons of gas, what is the unit rate in miles per gallon?

Back

30 miles per gallon.

Front

What does it mean if a unit rate is greater than 1?

Back

It means that for every unit of the second quantity, there is more than one unit of the first quantity.