Engineering Economics
A person buys a piece of lot for P 100,000 downpayment and 10 deferred semi-annual payments of P 8,000 each, starting three years from now. What is the present value of the investment if the rate of interest is 12% compounded semi-annually?

P 143,999.08
P 143,104.89
P 142,189.67
P 142,999.08

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Engineering Economics
Which one of the following questions is relevant to the construction estimates?

How much money will the contractor's risk, loosing if he were to submit bid on the raw estimate of cost
Did the estimators use short cut methods which may be unrealistic in their situation
All of these
Did the estimators precisely evaluate site conditions

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Engineering Economics
A construction estimate is used

None of these
To produce a statement of the approximate cost
To judge tentatively or approximate value of the project
To decide an approximation of the value of the project and not the exact cost

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