Maximum height in feet of the object, how long it will take the object to reach its maximum height, and how to explain how to determine the maximum height and the amount of time it takes the object to reach that height without using a graph

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?