On Tuesday, the temperature in Fairfield, Montana fell from 51 degrees Fahrenheit at noon to -9 degrees. Fahrenheit at midnight. Find the change in temperature between noon and midnight.

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734