Answer Happy

ces Consider two air-conditioning systems with the cash flow estimates as given below. Use AW analysis to dete economic decision to MARR values of 4%, 6%, and 8% per year. System Air-Conditioning System 1 Air-Conditioning System 2 First cost, $ -9,000 -13,000 AOC, $ per year -500 -175 Salvage value, $ -100 -300 New compressor and motor cost at midlife, $ -1,400 -2,900 Life, years 8 12 The annual worth of air-conditioning system 1 when the MARR is 4% is $ The annual worth of air-conditioning system 2 when the MARR is 4% is $ The annual worth of air-conditioning system 1 when the MARR is 6% is $[ The annual worth of air-conditioning system 2 when the MARR is 6% is $1 The annual worth of air-conditioning system 1 when the MARR is 8% is $ The annual worth of air-conditioning system 2 when the MARR is 8% is $