Can you help me with questions 1 and 2?

The management of Deitrich Inc., a civil engineering design company, is considering an investment in a high-quality blueprint printer with the following cash flows: Cash Inow 1 $68,000 $ 7,000 $ 8,000 $14,000 $21,000 $22,000 $25,000 $23,000 $21,000 $19,000 $18,000 $18,000 Year Investment 0000-40301pr i Required: 1. Determine the payback period of the investment. (Round your answer to the next whole number.) -- Would the payback period be affected if the cash inflow in the last year was several ' times as large? 0 Yes O No