1000 Lecture 10: GroundwaterAnnotatedNote2
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How much would the owner of a building be justified in paying for a sprinkler system that will save $750 a year in insurance premiums if the system has to be replaced every 20 years and has a salvage value equal to 10% of its initial cost? Assume money is worth 7%.
A. |
PW of cost = PW of benefits P = $750(P/A, 7%, 20) + 0.1P(F/P, 7%, 20) Calculate P=$8156 |
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B. |
PW of cost = PW of benefits P = $750(A/P, 7%, 20) + 0.1P(P/F, 7%, 20) Calculate P=$8156 |
|
C. |
PW of cost = PW of benefits P = $750(P/A, 7%, 20) + 0.1P(P/F, 7%, 20) Calculate P=$8156 |
|
D. |
PW of cost = PW of benefits P = $750(P/A, 7%, 20) + 0.1P Calculate P=$8156 |