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clc
// given data
i=12.0/100 // interest rate
n=5.0 // years
ProjectA=[-2400,600,600,600,600,600]
ProjectB=[-2400,800,800,800,800,800]
ProjectC=[-2400,500,700,900,1100,1300]
NPVA=ProjectA(1)+ProjectA(2)*(((1+i)**n) - 1)/(i*(1+i)**n)
printf( "\nNPV of Project A is %.i ",NPVA)
NPVB=ProjectB(1)+ProjectB(2)*(((1+i)**n) - 1)/(i*(1+i)**n)
printf( "\nNPV of Project B is %.0f ",NPVB)
ProjectNPVc=0 // cumulative cash flow for project A
for i =1:5
ProjectNPVc=ProjectNPVc+(-ProjectC(1)+ProjectC(i+1))/(1+i)**(i+1)
end
printf( "\nNPV of Project C is %.2f ",ProjectNPVc)
// The answer for project C is wrong in the book
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