What is the payback period on the proposed phone app for a favorite sports team? The estimated cash flows appear below. (note: payback is in years; round to 2 decimals) Year O cash flow = -61,000 Year 1 cash flow = -23,000 Year 2 cash flow = 28,000 Year 3 cash flow = 21,000 Year 4 cash flow = 29,000 Year 5 cash flow = 24,000 Year 6 cash flow = 29,000 Answer: Check