Company Z is planning to invest in a project requiring an initial outlay of Rs.2,50,000. The expected annual net profits before tax and after depreciation are as follows:

Year	Net Profit (Rs.)
1	50,000
2	70,000
3	60,000
4	50,000
5	40,000

Depreciation is calculated at 20% per annum on the original cost. The tax rate is 28% and the company's cost of capital 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.