Exercise 4.3: (TQ-annuities-3, Solution] Calculate the accumulated value at the end of 10 years of a series of payments as follows: for the first five years, $100 per annum half-yearly in arrear, and . for the next five years, $125 per annum annually in arrear. Interest rates are 8.4% per annum convertible half-yearly for the first seven years, and 7.3% per annum effective for the next three years