Consider the following two mutually exclusive projects: -$ Year Cash Flow (A) Cash Flow (B) -$ 0 358,000 46,000 1 37,000 23,200 2 57,000 21,200 3 57,000 18,700 4 432,000 13,800 Whichever project you choose, if any, you require a return of 15 percent on your investment. a-1. What is the payback period for each project? (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Payback period years Project A Project B years