Engineering Economics
The alternatives which are standalone solutions for given situations in engineering involve:

The anticipated life of the assets
The anticipated resalable value (salvage value) and the interest return (rate of return)
A purchase cost (first cost)
All of these

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

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