Finding Unit Rates in Word Problems

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is 1. For example, if 6 apples cost $3, the unit rate is $0.50 per apple.

Front

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

Back

To find the unit rate from a total cost, divide the total cost by the number of items. For example, if 6 movie tickets cost $30, divide $30 by 6 to find the cost per ticket.

Front

What operation do you use to find a unit rate?

Back

You use division to find a unit rate.

Front

If 180 pages are printed in 6 minutes, how many pages are printed per minute?

Back

To find the unit rate, divide 180 pages by 6 minutes. The answer is 30 pages per minute.

Front

If 22 dollars are spent on 6 books, what is the cost per book?

Back

To find the cost per book, divide 22 dollars by 6 books. The answer is approximately 3.67 dollars per book.

Front

What is the formula to calculate unit rate?

Back

The formula to calculate unit rate is: Unit Rate = Total Quantity / Number of Units.

Front

If 12 cookies cost $4, what is the cost per cookie?

Back

Divide $4 by 12 cookies to find the cost per cookie, which is approximately $0.33.

Front

What does it mean to divide the top number by the bottom number in a fraction?

Back

Dividing the top number (numerator) by the bottom number (denominator) gives you the value of the fraction, which can represent a unit rate.

Front

If a car travels 300 miles in 5 hours, what is the speed in miles per hour?

Back

To find the speed, divide 300 miles by 5 hours. The speed is 60 miles per hour.

Front

What is the unit rate of 50 dollars for 10 hours of work?

Back

Divide 50 dollars by 10 hours to find the unit rate, which is 5 dollars per hour.