Edward opened a bank account, he deposited $80 each month for 10 months, his bank charged him $4 each month to use the account.

how much money is in edward account after 10 months?

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank

What are the values of each variable in the diagram below?

Gabrielle's age is three times mikhail's age. the sum of their ages is 40 . what is mikhail's age? __ years old