Find the length of a fence that surrounds a square garden if the length of one side of the garden is given. Are the length of the fence and the length of one side directly proportional quantities? Explain.

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?