Question

The temperature at 7:00pm was 40 degrees. If the temperature fell 5 degrees per hour, what was the temperature at 12:00 midnight?

Answer 1

15 degrees

Explanation:

5 hours between 7:00 pm and 12:00 am.

40 at 7:00pm

35 at 8:00pm

30 at 9:00pm

25 at 10:00pm

20 at 11:00pm

15 at 12:00am

Answer 2

The temperature would be 15 degrees at midnight

Explanation:

Start by writing all the hours 7-12 and then starting with 40 at 7, then subtract 5 each hour so it would look like this

7 40

8 35

9 30

10 25

11 20

12 15