5) a) Four mutually exclusive alternatives including "Do Nothing" are presented below. Find the best alternative for MARR 7%. NKJ MJ SJ DJ $0 $43,000 4,150 7.5% First cost $24,000 $17,000 EUAB 2,500...

Extracted text: 5) a) Four mutually exclusive alternatives including "Do Nothing" are presented below. Find the best alternative for MARR 7%. NKJ MJ SJ DJ $0 $43,000 4,150 7.5% First cost $24,000 $17,000 EUAB 2,500 1,700 ROR 8.3% 6% 0% All alternatives have 20-year useful life with Zero salvage value. b) Write the steps for ROR analysis.