Answer:
4 miles/hour
Explanation:
We are given that
Chris jogged total distance=
mile
Chris takes time=
hours
We have to find the unit rate .
To find the unit rate we will divide the distance by time.
Unit rate=

By using this formula
Unit rate=
mile/hour
Unit rate=
mile/hour
Unit rate=4 miles/hour
Hence, the unit rate =4 miles/hour