Problem 5-15 Calculating Interest Rate (LO2) Find the interest rate implied by the following combinations of present and future values: (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places. Leave no cells blank - be certain to enter "0" wherever required.) Interest Rate K Years % + Present Value $330 148 230 10 3 6 Future Value 591 192 230 % inces Problem 5-6 Future Values (L01) If you earn 8% per year on your bank account, how long will it take an account with $115 to double to $230? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Number of years Problem 5-5 Future Values (L01) You deposit $1,100 in your bank account a. If the bank pays 3% simple interest, how much will you accumulate in your account after 9 years? Future value ces b. How much will you accumulate if the bank pays compound interest? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Future value