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Ex12-4 Compute the net present value and profitability index ABC Company is considering purchasing one of two new diagnostics machines. Either machine would make it possible for the Company to bid on Jobs that it currently isn't equipped to do. Estimates regarding each machine are provided below. Machine A $75,500 8 year 0 Machine B $180,000 8 year 0 Original cost Estimated life Salvage value Estimated annual Cash inflow Estimated annual Cash outflow $20,000 $40,000 $5,000 $10,000 Required: Calculate the net present value and profitability index of each machine. Assume a 9% discount rate. Which machine should be purchased