Question

At 7pm last night, the temperature was 10 F. At 7am the next morning, the temperature was -2F


A. By how much did the temperature change from 7pm to 7am?


B. The temperature changed by a steady amount overnight. By how much did it change each hour?

Answer 1

A. It changed by 12 degrees F

Answer 2

a.10-(-2)=12 degree change
b.12 deg/12 hours==1 deg/hr change