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4. A manufacturing process can be designed for varying degrees of automation. The following is relevant cost information: A D First Cost Annual Labor Expense Annual Power and Maintenance Expense 10,000 9000 B 14,000 7500 20000 5000 30,000 3000 500 800 1000 1500 Determine which is the best using PW-ATCF, MARR-10%, Depreciation Classical -SL.(Straight Line Assume that each has a life of five(5) years. No SV or MV at end of the life. Tax rate 40% 4. A manufacturing process can be designed for varying degrees of automation. The following is relevant cost information: A D First Cost Annual Labor Expense Annual Power and Maintenance Expense 10,000 9000 B 14,000 7500 20000 5000 30,000 3000 500 800 1000 1500 Determine which is the best using PW-ATCF, MARR-10%, Depreciation Classical -SL.(Straight Line Assume that each has a life of five(5) years. No SV or MV at end of the life. Tax rate 40%