Question

I ran 3/4 of a mile in 9 minutes express my speed as a unit rate in miles per hour

Answer 1

First you will have to divide 9 with 3 that turns out to be 3 then multiply that with 4.    3 x 4 = 12 for the whole hour it's 60 so 60 divided by 12 is 5 so you can run 5 miles per hour