Answer:
NPV of the microwave: 162.04
Step-by-step explanation:
we will calcualte the present value of the microwave cost savings of 76 dollars per year using the annuity formula:
C 76 dollars
time 5 years
rate 0.05
PV $329.0402
The net present value will be the present value less investment
329.04 - 167 = 162.04