Engineering Economics
A construction estimate is used

To produce a statement of the approximate cost
None of these
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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Engineering Economics
In a cash flow series:

The gradient in the cash flow may be positive or negative
Either an increase or decrease in the amount of a cash flow is called the gradient
Uniform gradient signifies that an income or disbursement changes by the same amount in each interest period
All of these

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Engineering Economics
The key to profitable operation for project cost control, is:

To keep the project cost within the cost budget and knowing when and where job costs are deviating
To keep the project cost equal to original cost estimate
To keep the project cost equal to subsequent construction budget
None of these

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