ABC Inc. is planning to buy machine A which will cost $ 10 million. The expected life of the machine is 5 years. The salvage value of the machine is nil. ABC Inc. is expecting cash-flow of $ 5 million for the first two years, $3 million for the next 2 years & $2 million in 5th year. Operating expense is $ 1 million for every year. Discounting rate is 10%. (Assumption: No tax) Formulate Capital Budgeting using the following techniques: a) Payback period b) Discounted payback period c) Net Present Value d) e) Profitability Index Return on Investment