Question

Write "680 pages in 4 hours" as a unit rate.

Answer 1

= 170 pages per hour

Working Out:

This is a fraction equal to

680 pages ÷ 4 hours

We want a unit rate where

1 is in the denominator,

so we divide top and bottom by 4

680 pages ÷ 4

________________

4 hours ÷ 4

170 pages

_______

hour

= 170 pages per hour

Answer 2

170 pages per hour......