Unit Rate

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 you buy 3 apples for $6, the unit rate is $2 per apple.

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total quantity by the number of units. For example, if you have 12 miles driven in 3 hours, the unit rate is 12 miles ÷ 3 hours = 4 miles per hour.

Front

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

Back

30 miles per gallon (150 miles ÷ 5 gallons = 30 miles/gallon).

Front

If a person earns $120 for 8 hours of work, what is their hourly wage?

Back

$15 per hour ($120 ÷ 8 hours = $15/hour).

Front

What is the unit rate of 60 beats in 3 minutes?

Back

20 beats per minute (60 beats ÷ 3 minutes = 20 beats/minute).

Front

If a recipe calls for 4 cups of flour to make 2 cakes, how much flour is needed for 1 cake?

Back

2 cups of flour (4 cups ÷ 2 cakes = 2 cups/cake).

Front

How do you find the price per item when given the total price and quantity?

Back

Divide the total price by the quantity. For example, if 10 pencils cost $5, the price per pencil is $5 ÷ 10 = $0.50 per pencil.

Front

If a runner completes 5 laps in 20 minutes, what is the unit rate in laps per minute?

Back

0.25 laps per minute (5 laps ÷ 20 minutes = 0.25 laps/minute).

Front

What is the unit rate of 80 kilometers in 4 hours?

Back

20 kilometers per hour (80 kilometers ÷ 4 hours = 20 km/hour).

Front

If a student reads 120 pages in 3 days, how many pages does the student read per day?

Back

40 pages per day (120 pages ÷ 3 days = 40 pages/day).