Consider the following cash flows of two mutually exclusive projects for Tokyo Rubber Company. Assume the discount rate for both projects is 8 percent. Year Dry Prepreg Solvent Prepreg 0 −$ 1,500,000 −$ 650,000 1 900,000 345,000 2 700,000 570,000 3 725,000 360,000 a. What is the payback period for both projects? (Do not round intermediate calculations. Round your answers to 2 decimal places, e. g., 32.16.)