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 you earn $20 for 4 hours of work, the unit rate is $5 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 15 pizzas for $75, the unit rate is $75 ÷ 15 = $5 per pizza.

Front

What is the unit rate in hours per dollar if Baylee earned $20.00 in 4 hours?

Back

0.2 hours per dollar.

Front

If Mr. Thiele spent $75.00 for 15 pizzas, what is the cost per pizza?

Back

$5 per pizza.

Front

How do you find the unit rate in dollars per pound?

Back

Divide the total cost by the total weight. For example, if mom spent $3.75 for 3 pounds of granola, the unit rate is $3.75 ÷ 3 = $1.25 per pound.

Front

What is the unit rate of customers per hour if a store sees 120 customers in 8 hours?

Back

15 customers per hour.

Front

How much do 4 adult movie tickets cost if 20 tickets cost $250?

Back

$50.

Front

What is the formula for calculating unit rates?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If you earn $60 for 3 hours of work, what is your unit rate in dollars per hour?

Back

$20 per hour.

Front

What is the unit rate in miles per hour if you travel 150 miles in 3 hours?

Back

50 miles per hour.