P9-1 Calculating Payback [LO2] What is the payback period for the following set of cash flows? Year Cash Flow -$ 4,300 -Nm + 2,100 2,800 1,700 2,400 Multiple Choice O 1.88 years C) 2.09 years o 174 years P9-2 Calculating Payback [LO2] An investment project provides cash inflows of $710 per year for 8 y a. What is the project payback period if the initial cost is $1,420? 9:03 ences b. What is the project payback period if the initial cost is $4,0472