Question: Suppose a salesman invests his $12,500 bonus in a fund that earns 10.8%, compounded monthly. Suppose also that he makes contributions of $150 at the end of each month to this fund.
(a) Find the future value after 12½ years.
(b) If after the 12½ years, the fund is used to set up an annuity, how much will it pay at the end of each month for the next 10 years?