Suppose you receive $$$$140$ at the end of each year for the next three years.

a$.$ If the interest rate is $7\%,$ what is the present value of these cash$$ flows?

b$.$ What is the future value in three years of the present value you computed in $($a$)?$

c$.$ Suppose you deposit the cash flows in a bank account that pays $7\%$ interest per year. What is the balance in the account at the end of each of the next three years$($after your deposit is$$ made$)?$ How does the final bank balance compare with your answer in $($b$)?$