Donde lends 20,000 to Kyle today and charges a nominal interest rate of 7.5% convertible monthly. Kyle will repay the loan by level payments at the end of each month in the next 5 years. Donde will reinvest the loan payments from Kyle in a fund earning an annual effective interest rate of 6%. Determine the annual effective yield for Donde's investment in the five-year period. (Hint: Note that all the mortgage payments received are immediately reinvested and the net cash flows are 0 between time 0 and time 5.)