Compare the alternatives C and D on the basis of a present worth analysis using an interest rate of 10% per year and a study period of 10 years.
 FIGURE 1.png)
PWC = -40,000 – [7000(P/A,10%,10) + 1000(P/G,10%,10)] + 9000(P/F,10%,10)
= -40,000 – [7000(6.1446) + 1000(22.8913)] + 9000(0.3855)
= $-102,434
PWD = -32,000 – 3000(P/A,10%,10) - 31,500(P/F10%,5) + 500(P/F,10%,10)
= -32,000 – 3000(6.1446) - 31,500(0.6209) + 500(0.3855)
= $-69,799
Select alternative D
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