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 one unit. 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 quantity of one item by the quantity of another item. For example, if 4 apples cost $2, the unit rate is $2 ÷ 4 apples = $0.50 per apple.

Front

What is the unit rate for 10 miles in 2 hours?

Back

The unit rate is 10 miles ÷ 2 hours = 5 miles per hour.

Front

If a parking garage charges $6.75 for 1.5 hours, what is the unit rate?

Back

The unit rate is $6.75 ÷ 1.5 hours = $4.50 per hour.

Front

How do you find the total cost using a unit rate?

Back

Multiply the unit rate by the number of units. For example, if the unit rate is $5 per hour and you park for 3 hours, the total cost is $5 × 3 = $15.

Front

If a skating rink charges $6.50 per hour, how much would it cost to skate for 4 hours?

Back

The cost would be $6.50 × 4 = $26.00.

Front

What is the charge for 3.5 hours of parking if the rate is $5.00 per hour?

Back

The charge would be $5.00 × 3.5 = $17.50.

Front

If Jonah paid $45.50 to skate, and the unit rate is $6.50 per hour, how many hours did he skate?

Back

Jonah skated for $45.50 ÷ $6.50 = 7 hours.

Front

What is the total charge for parking if the rate is $5.25 per hour for 5 hours?

Back

The total charge would be $5.25 × 5 = $26.25.

Front

If Kristin was charged $24.75 for parking, how many hours did she park if the rate is $4.50 per hour?

Back

Kristin parked for $24.75 ÷ $4.50 = 5.5 hours.