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It is desired to compare the after-tax economics of two mutuallyexclusive alternatives with the following before-tax data for astudy period (planning horizon) of 4 years: Semiautomatic Machine Automatic MachineFirstcost $100,000 $150,000Useful life 4years 5 yearsMarket value at end of useful life $0 $0Annual before-tax cash disbursements $50,000 $15,000Annual cash revenues $110,000 $90,000MARR (after tax) = 15% p.a.Study Period = 4 yearsBoth alternatives are to be depreciated using straight-linedepreciation over the life of the machine. It is assumed that theautomatic machine can be sold at the book value after 4 years,I.e. 20% of the first cost of the machine after 4 years ofdepreciation.A 40% tax rate is assumed.Which alternative is preferred on the basis of net presentvalue?Can i have a detailed answer, please! And also not in excel.