Calculate the net present value and profitability index of each machine. Assume a 10% discount rate. (If the net present value is negative, use either a negative sign preceding the number e.g. -45 or parentheses e.g. (45). For calculation purposes, use 5 decimal places as displayed in the factor table provided, e.g. 1.25124 and final answers to O decimal places, e.g. 5,275. Round profitability index answers to 3 decimal places, e.g. 12.521.) Net present value $ Profitability index Machine A Which machine should be purchased? Machine B