What is the volume and surface area of these right rectangular prisms

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?

Which is the graph of the following inequality?

What is the midpoint of np if n (1,9) and p (-5-1)