You have just received a windfall from an investment you made in a friend's business. She will be paying you

$ 27,236 at the end of this year,$ 54,472 at the end of next year, and $ 81,708

at the end of the year after that (three years from today). The interest rate is

9.1 %

per year.

a. What is the present value of your windfall?

b. What is the future value of your windfall in three years (on the date of the last payment)?