A.NPV=-300+130*3.791 B.NPV=-300+80*3.791+50*0.621 C.NPV=130*3.791+50*0.621 D.NPV=-300+130*3.17+180*0.621 E.NPV=-300+130*3.791+50*0.621
A.NCF0=600萬元 B.NCF0=-600萬元 C.NCF1-5=260萬元 D.NCF1-4=260萬元 E.NCF5=360萬元
A.NPV=-135+35×0.909+34.25×0.826+33.5×0.751+32.75×0.683+67×0.621 B.NPV=-120+35×0.909+34.25×0.826+33.5×0.751+32.75×0.683+52×0.621 C.PI=(35×0.909+34.25×0.826+33.5×0.751+32.75×0.683+52×0.621)/120 D.P=(35×0.909+34.25×0.826+33.5×0.751+32.75×0.683+67×0.621)/135 E.不應(yīng)該購買該設(shè)備