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 150 apples for 3 baskets, the unit rate is 150 ÷ 3 = 50 apples per basket.

Front

If a car travels 160 miles in 4 hours, what is the unit rate in miles per hour?

Back

The unit rate is 40 miles per hour (160 miles ÷ 4 hours).

Front

Peter paid $79.80 for renting a bike for 6 hours. What is the unit rate per hour?

Back

The unit rate is $13.30 per hour ($79.80 ÷ 6 hours).

Front

Julie can type 300 words in 5 minutes. How many words can she type in 1 hour?

Back

Julie can type 3600 words in 1 hour (300 words in 5 minutes means 3600 words in 60 minutes).

Front

A machine packs 70 boxes in 5 minutes. What is the unit rate in boxes per minute?

Back

The unit rate is 14 boxes per minute (70 boxes ÷ 5 minutes).

Front

If water flows at a rate of 5 gallons every 25 seconds, what is the unit rate in gallons per second?

Back

The unit rate is 0.2 gallons per second (5 gallons ÷ 25 seconds).

Front

How many gallons will flow from a faucet in 45 seconds if it flows at 5 gallons every 25 seconds?

Back

9 gallons will flow in 45 seconds.

Front

If a car travels 240 miles in 3 hours, what is the unit rate in miles per hour?

Back

The unit rate is 80 miles per hour (240 miles ÷ 3 hours).

Front

What is the unit rate of 150 miles in 2 hours?

Back

The unit rate is 75 miles per hour (150 miles ÷ 2 hours).