Questions:

Two hazardous environment facilities are being evaluated, with the projected life of each facility being $10$ years. The company uses a MARR of $15\%.$ Using rate of return analysis, which alternative should be selected? Use net present worth $($NPW$).$

$\backslash$table$[[,$Alternative A$,$Alternative B$],[$First cost $($$$),615,000,300,000],[$Annual operating and maintenance cost $($$$),10,000,25,000],[$Annual benefit $($$$),158,000,92,000],[$Salvage value $($$$),65,000,-5,000$