Question

on friday from 5:00 to 11:00 the temperature changed an average of-1.25 each hour. what number represents the total change in temperature, in degrees farenheit, from 5:00 to 11:00?

Answer 1

11 - 5 = 6 hours
6 * -1.25 = 6 (-1 - .25) = -6 - 1.5 = -7.5