For their marketing class in sales techniques, the business students of Keewaten College raised $16 750 in scholarship donations. What sum of money can be withdrawn from the fund if the money is invested at 6.5% com- pounded semiannually?
(a) At the end of every 3 months for 12 years?
(b) At the beginning of each year for 20 years?
(c) At the end of each month for 15 years but deferred for 10 years?
(d) At the beginning of every 3 months for 12 years but deferred for 20 years?
(e) At the end of each month in perpetuity?
(f) At the beginning of each year in perpetuity?