Metro -Magic Mall is considering buying a new machine, requiring an immediate 400000 cash outlay. The new machine is expected to increase annual net after-tax cash receipts by 160000 in each of the next five years of its economic life. No salvage at the end of 5 years. The company desires a minimum return of 14% on invested capital. Round off factors to 3 decimal places in all cases. Determine the following:

a. Payback period

b. ARR(based on original investment)

c. Net present value

d. Profitability index

e. Internal rate of return