Question

In order to evaluate energy demand for heating services, the number of heating degree days are calculated. The number of heating degree days can be calculated by the formula H = 65 - T, where 65 is degrees Fahrenheit, and T is the average of the high and low temperatures for the day.

If the high temperature for a day was 55°F and the low temperature for the same day was 37°F, what is the number of heating degree days?
111
10
46
19

Answer 1

wat was the answer

Answer 2

I don't remember.