Engineering Economics
Which is NOT an essential element of an ordinary annuity?

The amounts of all payments are equal.
The first payment is made at the beginning of the first period.
The payments are made at equal interval of time.
Compound interest is paid on all amounts in the annuity.

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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
All of these
Did the estimators use short cut methods which may be unrealistic in their situation
Did the estimators precisely evaluate site conditions

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Engineering Economics
The institute of Electronics and Communications Engineers of the Philippines (IECEP) is planning to put up its own building. Two proposals being considered are:A. The construction of the building now to cost P 400,000B. The construction of a smaller building now to cost P300,000 and at the end of 5 years, an extension to be added to cost P 200,000.By how much is proposal B more economical than proposal A if interest rate is 20% and depreciation to be neglected?

P 19,518.03
P 19,624.49
P 19,122.15
P 19,423.69

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