An IT company is considering a project with the following details:

• Initial investment: Rs. 800 lakhs
• Projected earnings (before depreciation and taxes) for five years: Rs. 220 lakhs, 230 lakhs, 240 lakhs, 250 lakhs, 260 lakhs
• Depreciation: 14% on a Written Down Value basis
• Scrap value at the end of five years: 15%
• Cost of raising capital: 8%
• Income tax rate: 40%

Requirements:

1. Calculate the NPV.
2. Calculate the IRR.
3. Calculate the payback period.
4. Determine the profitability index.

Calculate the accounting rate of return.