Engineering Economics
What method is often used in municipal project evaluations where benefits and costs accrue to different segments of the community?

Benefit-cost ratio
EUAC
Rate of return method
Annual cost method

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Engineering Economics
In a cash flow series:

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

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Engineering Economics
A telephone switchboard 100 pair cable can be made up with either enameled wire or tinned wire. There will be 400 soldered connections. The cost of soldering a connection on the enameled wire will be P 1.65 on the tinned wire, it will be P 1.15. A 100- pair cable made up with enameled wire cost P 0.55 per linear foot and those made up of tinned wire cost P 0.75 per linear foot. Determine the length of cable run in feet so that the cost of each installation would be the same.

1,100 feet
1,000 feet
1,120 feet
1,040 feet

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