An above ground pool in the shape of a cylinder has a diameter of 18 feet and a height of 4.5 feet. if the pool is filled with water to 6 inches from the top of the pool what is the volume

Jody bought 20 shares of amazon at the close price of $121.00. she bought 20 more shares a year later at the price of $127.00. two years later, she sold all of her shares at the price of $133.00. her broker charges $50 for each transaction. after all of these transactions, how much money did jody make?