EXERCISE 13-5 Payback Method [L05] The management of Unter Corporation, an architectural design firm, is considering an investment with the following cash flows: Year Investment Cash Inflow 1 . 15,000 1,000 2 . 8,000 2,000 3 . 2,500 4 . 4,000 5 . 5,000 6 . 6,000 7 . 5,000 8 . 4,000 9 . 3,000 10 . 2,000 Required: 1. Determine the payback period of the investment. 2. Would the payback period be affected if the cash inflow in the last year were several times as large