If a 5th grader goes to a restaurant and eat 3,4,6,3,and 4 what is the mean number of times a 5th grader goes to a restaurant? need to explain the mean describe for this question need asap

What is the value of f(x) = 2.2 for f(-2)?

What’s 8y+48 and factor each expression completely

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?