Answer :
Choose Project A. Because it has a positive Net Present Value.
Explanation :
Find the Net Present of the two project. Then choose the Project with the highest or positive Net Present Value.
Calculation of NPV of Project A using a Financial Calculator :
Project A:
($125,000) CFj
$46,000 Cfj
$79,000 Cfj
$51,000 Cfj
i/yr 16.00 %
Shift NPV $6,038.58
Calculation of NPV of Project B using a Financial Calculator :
Project A:
($135,000) CFj
$50,000 Cfj
$30,000 Cfj
$100,000 Cfj
i/yr 16.00 %
Shift NPV -$5,535.90
Conclusion :
Choose Project A. Because it has a positive Net Present Value.