Will give ! main show tank calculation:

the main show tank has a radius of 60 feet and forms a quarter-sphere. what is the volume of the quarter-sphere shaped tank? round your answer to the nearest whole number. you must explain your answer using words, and you must show all work and calculations to receive credit.
holding tank calculations:

the holding tanks are congruent in size, and both are in the shape of a cylinder that has been cut in half vertically. the bottom of the tank is a curved surface. what is the volume of both tanks if the radius of tank #1 is 30 feet and the height of tank #2 is 110 feet? you must explain your answer using words, and you must show all work and calculations to receive credit.

i suck at math!