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.) [From instructor. After watching the hint video, please also scroll down to read the alternative methods as well. Thank you! Years Interest Rate 10% Present Value 550 800 18,300 21,400 11% Future Value 1.488 1922 244 179 290.433 16 % 131%