The local meteorologist claims that the temperature is going to steadily drop over the next 4 hours. if the temperature changes by the same amount each hour, and it changes by a total of -28°f, how much will it change each hour? explain how you got your answer in two or more complete sentences.

-7 ºF each hour

Explanation:

The problem says that in a total amount of 4 hours the total temperature drop is 28 ºF. We are asked to obtain how many Fahrenheit degrees drop each hour. To obtain the temperature, we just need to divide the total drop temperature by the total amount of time.

The result is 7 ºF. The minus sign is simply written to depict a decrease in temperature.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2