Time left 0:58:13 A company is considering purchasing either machine A or B, given that MARR is 10%, and the company projected sales is 40,000 units. Initial cost Annual revenues Annual Operation cost Annual Maintenance cost Machine A $70,000 $40,000 $1000+0.03xunit $500+0.05xunit 8 years $15,000 Machine B $90,000 $39,000 $1100 +.02xunits $600 +0.03xunits 6 years $10,000 Life span Salvage value a. Draw the cash flow diagram for each machine. b. Compute ERR for each machine, based on computed ERRs, which machine is to be selected? Explain the difference between the IRR & ERR methods as explained in the lecture. C. III . 1 A- B *