R = $7,500, i = 12% interest compounded semiannually for 3 years ... 12) Payments of $500 made at the beginning of each year for 7 years at 12% ... 15) If Bob deposits $5,000 at the end of each year for 8 years in an account paying 10% ... annually, find the amount he will have on deposit. $ 575.25. N=8. To = 10.