How do you get a volume of a sphere? i need the equation or a small tutorial.
radius-7

The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f

What is the average rate of change for this function for the interval from x=2 to x=4 ?

The volume of a cube is 8 in to the 3rd power. how long is each side?