Question

What is the average rate of change of temperature with respect to time over the evening hours from 6 PM to 10 PM? Interpret this value in a complete sentence.

Answer 1

Answer: D. -1.5 degrees f, the temperature drops at an average rate of 1.5 degrees per hour from 6 PM to 10 PM

Answer 2

Assuming that the values are:

34 degrees = 6pm
30 degrees = 8pm
28 degrees = 10pm

With respect of the temperature, the formula you should first use is y/x

where in it is 34-38/6-10 = -6 degress Fahrenheit/4 hours = -1.5 Fahrenheit, meaning that the temperature decreases every hour.