BAK Corp. is considering purchasing one of two new diagnostic machines. Either machine would make it possible for the company to bid on jobs that it currently isnt equipped to do. Estimates regarding each machine are provided below. Machine A Machine B Original cost $76,100 $184,000 Estimated life 8 years 8 years Salvage value 0 0 Estimated annual cash inflows $19,900 $40,300 Estimated annual cash outflows $5,140 $10,130. calculate net present value and profitability index of each machine. assume a 9% discount rate.