please calculate the net present value, the discount rate is 4.25.

please show all working out if possible

thankyou :)

tax rate = 20.0%

Project summaries ('000 unless stated otherwise) The projects all have a limited lifespan and are indivisible. The key figures from the project proposals are: Project A Project B Project C Project life (years) 5 5 Capital expenditure in to 200,000 250,000 400,000 Residual value 60,000 70,000 200,000 Additional working capital 60,000 50,000 100,000 Annual revenues 300,000 425,000 475,000 Gross profit % 45% 42% 47% Additional annual fixed costs 40,000 70,000 80,000 5 Mashaba plc's shares have a par value of 0.20. The loan notes have a market value equal to their nominal value. Mashaba plc's policy is to depreciate capital expenditure in equal amounts over the estimated useful life of the asset. This policy matches the tax regulations that also state that tax must be paid at the appropriate rate on accounting profits on the last day of the year in which they are earned