A company is considering an investment proposal to install new milling machine. the project will cost Rs.600000. the faculty has a life expectancy of 5 years and no salvage value. firm use straight-line method for depreciation. the estimated earning before tax from the proposed investment plan are as under. firm cost of capital 10%

Year Cash Flow

1 Rs. 220,000

2 180,000

3 140,000

4 150,000

5 250,000

Use above information to calculate simple Payback Period?

Use above information to calculate Discounted Payback Period?