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 the unit price of an item?

Back

To calculate the unit price, divide the total price by the number of units. For example, if 3 cans of soda cost $2.55, the unit price is $2.55 ÷ 3 = $0.85 per can.

Front

If 2 blue chairs cost $22.78, what is the unit price per chair?

Back

The unit price per blue chair is $22.78 ÷ 2 = $11.39.

Front

If 6 red chairs cost $67.80, what is the unit price per chair?

Back

The unit price per red chair is $67.80 ÷ 6 = $11.30.

Front

Which has a lower unit price: 2 blue chairs for $22.78 or 6 red chairs for $67.80?

Back

6 red chairs for $67.80 has a lower unit price.

Front

How do you find the total cost when given a unit price?

Back

Multiply the unit price by the number of units. For example, if the unit price is $2 and you buy 5 units, the total cost is $2 × 5 = $10.

Front

If a book store sells 5 books for $26.35, what is the unit price per book?

Back

The unit price per book is $26.35 ÷ 5 = $5.27.

Front

If you can buy 2 books online for $10.58, what is the unit price per book?

Back

The unit price per book online is $10.58 ÷ 2 = $5.29.

Front

Which store has a lower unit price: the bookstore or online?

Back

The bookstore has a lower unit price.

Front

If hamburger sells for 3 pounds for $6, what is the unit price per pound?

Back

The unit price per pound is $6 ÷ 3 = $2.