GHI Ltd. is evaluating a project that requires an initial investment of Rs.4,00,000. The project will yield the following annual cash flows:

Year	Cash Flow (Rs.)
1	1,20,000
2	1,50,000
3	1,00,000
4	90,000
5	80,000

The project will be depreciated using the straight-line method. The tax rate is 28% and the required rate of return is 12%.

Required:

1. Calculate the Payback Period.
2. Determine the ARR.
3. Compute the NPV.
4. Calculate the Profitability Index.
5. Determine the IRR.