Solve for the unknown number of years in each of the following: (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Answer is complete but not entirely correct. Future Present Value Years Interest Rate Value 300 6.00X 10 % $ 1,155 1,991 7.00 X 8 3,750 32,905 18.00 X 13 387,620 32,600 21.00 X 20 199,724