Pitt Company is evaluating two possible investments in depreciable plant assets. The company uses the straight-line method of depreciation. The following information is available: Investment A Investment B Initial capital investment $ 112,500 $ 160,000 5 years 5 years Estimated useful life Estimated residual value Estimated annual net cash inflow $ 10,000 $ 25,000 10% $ 15,000 $ 40,000 12% Required rate of return Required payback period 3 years 3 years Required: a. Calculate the Payback Period, Accounting Rate of Return (ARR) and Net Present Value (NPV) for BOTH INVESTMENT OPTIONS (this means you will have 6 separate calculations!) B. Based on your calculations which machine, if either, should Pitt Company purchase? Support your answer with information appropriate to this analysis