solve using engineering economics way (both parts a and b)

5) (40 points) A income of $50,000 and company is considering purchasing new equipment that is expected to generate an additional annually. The equipment will have an initial cost of $75,000 and estimated annual operating maintenance costs of $30,000. Its estimated salvage value at the end of its useful life of 4 years will be S15,000. The equipment is a MACRS-GDS 3-year property for calculating depreciation deductions. The effective tax rate is 40%. Use an after-tax MARR of 10% per year compounded annually. a) (30 points) For this investment, determine the after-tax cash flow for each year of operation. EOY BTCF MACRS-GDS Taxable Tax ATCE uction Income 0 2 3 4 b) (10 points) Based on the present worth measure, determine if the company should consider the purchase o this new equipment further