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Unformatted text preview: P = 15,000(P/A, 10%, 5) + 20,000(P/A, 10%, 5)(P/F, 10%,5) P = $103,936 P = 20,000(P/A, 10%,10) 5000(P/A, 10%, 5) = $103,936 Interpolation 6% 3.1836 6.17% 7% 3.2149 0.17/1 = x/0.0313 X= 0.0053 3.1836 + x 3.1836 + 0.0053= 3.1889 So F = 1200(3.1889) = $3,826.70 Ex. Dam construction at t = 3 Dredge every 5 years thereafter n = $500,000 i= 10% What is Pcap? A = 500,000(A/F, 10%,5) A = $81,900/yr P= A/i = 81,900/0.10 = $819,000(P/F,10%, 3) = $615,300 Ceff = (1 + 0.5) 5 1 = 0.61 or 61% P = A/i = 500,000/0.61 = = $819,672(P/F,10%, 3) = $615,300...
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 Fall '07
 Meyer

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