Word Problem

Question

Larry can drive his sports var 3/5 of a mile on 5/7 of an hour. What is his unit rate in miles per hour?

Answer 1

3/5 ÷ 5/7

3/5 · 7/5           to divide by a fraction multiply by its inverse

21/25

Answer 2

You are looking for miles per hour. Divide by hour.

 

3/5 mile / 5/7 hour     Division of fractions. Flip the denominator and multiply.

 

3/5 mile * 7/5 hour

 

21/25 miles per hour unit rate