3+2+10=15 Problem 2 a. If Present worth of Cost of an equipment is $2,000,000 with infinite life, what will be equivalent Uniform cost per year considering interest rate per year is 10% b. Given MARR = 10 %, which of these cash flows you would prefer? Justify your answer. Year Cash-Flow A Cash-Flow B 0 - 100 +100 1 +120 -120 C. Between Options A and B , Which one should be selected considering Benefit-cost ratio analysis (Chapter 9) given i= 10% A B Initial Cost $8,000 Benefit $12.000 $3,000/year Year 1$400 Year 2: $450 Year 3 $500 Year 4:$550 Salvage Life $3.000 2 years $4,000 4 years