The Werber Company is planning a $210,000 equipment investment that has an estimated five-year life with no estimated salvage value. The company has projected the following annual cash flows for the investment: (Ignore income taxes in this problem) Year Cash Inflows 1 $120,000 2 $50,000 3 $80,000 4 $40,000 5 $40,000 The payback period for the investment is: 2.50 years O a. b. 4.91 years . 0.75 years Od 1.67 years