calculating interest rates

Problem 4-4 Calculating Interest Rates [LO 3] Solve for the unknown interest rate in each of the following: (Do not round intern calculations and enter your answers as a percent rounded to 2 decimal place 32.16.) Years Future Value Interest Rate % 7 $ Present Value $ 740 930 17,500 72,800 8 8 1,431 1,768 144,332 317,815 19 22