One clay brick weighs 5.22 pounds. The brick is 8 inches long and 2 1/4 inches wide. If the clay weighs 0.01 pounds per cubic inch, what is the volume of the brick? Round your answer to the nearest integer. please help

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?