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A deposit of 800 is made into a fund at time 0. The fund pays interest at a nominal rate of discount, k compounded semiannually for the first three years. After that, interest is credited at a force of interest, 84 At the end of five years, the accumulated value of the fund is 1,500 Calculate k. A 7.3% B ) 7.6% C 7.9% D ) 8.2% E 8.5% A deposit of 800 is made into a fund at time 0. The fund pays interest at a nominal rate of discount, k compounded semiannually for the first three years. After that, interest is credited at a force of interest, 84 At the end of five years, the accumulated value of the fund is 1,500 Calculate k. A 7.3% B ) 7.6% C 7.9% D ) 8.2% E 8.5%