Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as a quantity of one. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity. For example, if you have 12 apples for $3, the unit rate is $3 ÷ 12 = $0.25 per apple.

Front

If a computer downloads 1,680 kilobytes in 4 minutes, what is the unit rate?

Back

420 kb per minute.

Front

Kevin can complete 45 multiplication problems in 2 minutes. What is the unit rate?

Back

22.5 problems per minute.

Front

What is the unit price if it costs $3 for eight cans of soda?

Back

$0.38 per can.

Front

Ilana made $45 babysitting for 6 hours. How much does she make per hour?

Back

$7.50 per hour.

Front

If apples sell 4 for $2.40, how much do 6 apples cost?

Back

$3.60.

Front

What is the formula for finding the unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

Why is understanding unit rates important?

Back

Understanding unit rates helps in making comparisons and informed decisions, such as finding the best price or speed.

Front

What is an example of a unit rate in everyday life?

Back

An example of a unit rate is the price per gallon of gasoline, which helps consumers compare prices at different gas stations.