Suppose money grows at an annual rate of 4.3% compound interest. How much is needed to invest at time t=2 to have 500 at time t=8 ? (nearest cent) Answer: 100 accumulates to 162 at the end of 10 years using level annual compound interest. To how much does 435 accumulate to at the end of 6 years at the same compound interest rate? (nearest cent)