Rockland County is looking at buying snowplow A or B using a MARR of 10% per year compounded yearly Initial Cost Life Annual O&M Annual Benefits Salvage Value Snowplow A S300,000 10 years S45,000 $150,000 $O Snowplow B $400,000 10 years $35,000 S200,000 $10,000 using net cash flows, what is the benefit to cost ratio for each plow? (Draw the net cash flow diagram for each alternative). Using the incremental method calculate the B/C ratio. (Draw the cash flow diagram). Which snowplow should the county buy