Unit Rate Practice

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 travel 60 miles in 2 hours, the unit rate is 30 miles per hour.

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the first quantity by the second quantity. For example, if you have 120 customers in 8 hours, the unit rate is 120 ÷ 8 = 15 customers per hour.

Front

Which is a better buy: 12 cans for $3.50 or 6 cans for $1.80?

Back

The 12 cans for $3.50 is a better buy because the unit price is lower.

Front

If a car travels 231 miles using 7 gallons of gas, what is the mileage in miles per gallon?

Back

The mileage is 231 ÷ 7 = 33 miles per gallon.

Front

What is the price per gallon if 6 gallons of gasoline cost $15.00?

Back

The price per gallon is $15.00 ÷ 6 = $2.50.

Front

If Ernie travels 195 miles in 3 hours, how far will he travel in 5 hours at the same speed?

Back

Ernie will travel 325 miles in 5 hours.

Front

How do you find the unit rate of customers per hour?

Back

Divide the total number of customers by the total number of hours. For example, 120 customers in 8 hours gives 120 ÷ 8 = 15 customers per hour.

Front

What is the formula for calculating unit price?

Back

Unit Price = Total Price ÷ Number of Units.

Front

If a store sells 10 items for $50, what is the unit price?

Back

The unit price is $50 ÷ 10 = $5 per item.

Front

What does it mean if two items have the same unit price?

Back

It means that the cost per unit is the same, making them equally priced per unit.