On Saturday, 1164 people saw a movie at Upcity Theater. There were a total of 4 movie screens with the same number of people in each audience. About how many people watched each screen?

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?