Answer:
Option D: Yes , NPV=$22,995
Given
Initial Investment I=120000
Annual PGI=4000
Decrease in operating Income =3000
Annual benefit B=4000+3000=7000
Increase in net selling price N=163000
Number of years n=4
rate r=8%
So
NPV=B*(1-(1+r)^-n)/r + N/(11+r)^n -I
NPV=7000*(1-(1+8%)^-4)/8% + 163000/(1+8%)^4 - 120000=$22,995
Since NPV is greater than ZERO this investment makes sense.
Question 7 10 pts You own a small office building where tenants have requested some energy...