Question

The temperature change from 7f at 6pm to -5f at midnight. What the difference between the high and low temperature? What was the average change in temperature per hour?

Answer 1

Answer:

12  F.

-2  degrees F/ hour.

Step-by-step explanation:

The difference  between high and low is 7 - (-5)

= 7 + 5

= 12 degrees F.

Average change  per hour is (-5 - 7) /  6

= -2 / hour.

Answer 2

Answer:

12 units. Average 2f/hour

Step-by-step explanation:

From 7 to 0. 7 units

From 0 to -5. 5 units

Total 12 units

12units in 6 hours

Then

2 units in 1 hour

12/6=2. 6/6=1. 2/1=2.