5Page Safety Tools TCO E A company has the opportunity to do
Solution
Calculation of Net Present Value of each Project
Project A
Present Value of Cash Inflows = [Cash Inflows for first 5 yrs*PVAF(12%, 5 yrs)]+[Cash Inflows for 6th yr*PVF(12%, 6 yrs)]+[Cash Inflows for 7th yr*PVF(12%, 7 yrs)]
= ($100*3.60478)+($50*0.50663)+($200*0.45235)
= $360.48+$25.33+$90.47 = $476.28
Net Present Value = PV of Cash Inflows - Initial Investment
= $476.28 - $350 = $126.28
Project B
Present Value of Cash Inflows = [Cash Inflows for Ist year*PVF(12%, 1 yr)]+[Cash Inflows for next 6 yrs*PVAF(12%, 6 yrs)]
= ($50*0.89286)+[$100*(0.79719+0.71178+0.63552+0.56743+0.50663+0.45235)
= $44.64+($100*3.6709) = $44.64+367.09 = $411.73
Net Present Value = PV of Cash Inflows - Initial Investment
= $411.73 - $250 = $161.73
Project C
Present Value of Cash Inflows = Cash Inflows for first 6 yrs*PVAF(12%, 6 yrs)
= $100*4.11141 = $411.14
Net Present Value = PV of Cash Inflows - Initial Investment
= $411.14 - $250 = $161.14
Based on NPV analysis, Project B should be selected because the NPV of project B is higher than both project A and C.
Calculation of Payback Period of each Project
Project A
Payback Period = Initial Investment/Average Annual Cash Inflows
Average Annual Cash Inflows = Total Cash Inflows over project Life/Project Life
= ($100+$100+$100+$100+$100+$50+$200)/7 yrs
= $750/7 = $107.14
Payback Period = $350/$107.14 = 3.27 yrs
Project B
Payback Period = Initial Investment/Average Annual Cash Inflows
Average Annual Cash Inflows = Total Cash Inflows over project Life/Project Life
= ($50+$100+$100+$100+$100+$100+$100)/7 yrs
= $650/7 = $92.86
Payback Period = $250/$92.86 = 2.69 yrs
Project C
Payback Period = Initial Investment/Average Annual Cash Inflows
Average Annual Cash Inflows = Total Cash Inflows over project Life/Project Life
= ($100+$100+$100+$100+$100+$100+$0)/7 yrs
= $600/7 = $85.71
Payback Period = $250/$85.71 = 2.92 yrs
Based on payback period, also Project B should be selected because payback period of project B is less than project A and C.


