Exercise 12-1 Payback Method [LO12-11 The management of Unter Corporation, an architectural design firm, is consider Year Investment Cash Inflow $15,000 $ 8,000 $1,000 $2,000 $ 2,500 $ 4,000 $ 5,000 $ 6,000 $ 5,000 $ 4,000 $ 3,000 $ 2,000 1 2 4 6 7 8 10 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