Please dont use excel

Five deposits of 650 are made into a fund at 3-year intervals with the first deposit at the beginning of the first year. The fund earns interest at an annual effective rate of 3% during trent six years and at an annual effective rate of 6% after that. There is only one additional deposit of 400 at t=24 This time the additional deposit of 600 is NOT made at t-21. Calculate the annual effective yield rate earned over the investment period ending at the end of the twenty-seventh year, A. 0.050909 B. The correct answer does not appear here C. 0.057845 D.0016092 E 0.053532 Five deposits of 650 are made into a fund at 3-year intervals with the first deposit at the beginning of the first year. The fund earns interest at an annual effective rate of 3% during trent six years and at an annual effective rate of 6% after that. There is only one additional deposit of 400 at t=24 This time the additional deposit of 600 is NOT made at t-21. Calculate the annual effective yield rate earned over the investment period ending at the end of the twenty-seventh year, A. 0.050909 B. The correct answer does not appear here C. 0.057845 D.0016092 E 0.053532