ABCcompany is considering a capital investment for which initial outlay is 500,000 and has estimated life of five years with a zero salvage value, ignoring depreciation, the machine produced following cash flows:- in year 1, $70,000, in year 2, 60,000, in year 3, 50,000, in year 4, 60,000, in year 5, 70,000 compute NPV and pay back period, discount rate is 8%, interprete your finding.