A friend wants to buy a pool and has 2 choices. She wants to purchase the pool with the largest volume. Which pool should she buy? (You will need to write your final answer as a number of gallons that...

A friend wants to buy a pool and has 2 choices. She wants to purchase the pool with the largest volume. Which pool should she buy?
(You will need to write your final answer as a number of gallons that each pool can hold.)

1. A rectangular pool that is 20 feet by 15 feet and 54 inches deep

2. A cylindrical pool that has a 3.3 meter radius and is 1.8 meter deep.