Exercise $14-1($Static$)$ Payback Method $[$LO$14-1]$

Unter Corporation, an architectural design firm, is considering an investment with the following cash flows:

YearInvestmentCash Inflow$1$$ $15,000$$ $1,0002$$ $8,000$$ $2,0003$$ $2,5004$$ $4,0005$$ $5,0006$$ $6,0007$$ $5,0008$$ $4,0009$$ $3,00010$$ $2,000$

Required:

Determine the payback period of the investment.

Would the payback period be affected if the cash inflow in the last year were several times as large?