(Ignore income taxes in this problem.) Oriol Inc. is considering the acquisition of equipment that costs $360,000 and has a useful life of 6 years with no salvage value. The incremental net cash flows that would be generated by the equipment are: Incremental net cash flows Year 1 ......... $115,000 Year 2........... $138,000 Year 3.......... $95,000 Year 4.......... $91,000 Year 5 .......... $133,000 Year 6......... $134,000 The payback period of this investment is closest to: 4.1 years 2.9 years 5.0 years 3.1 years