Engineering Economics
The construction manager uses the estimate of the project

To develop bids on the project
All of these
To control the project during its construction
To tell the owner of the project to take his/her financial decision

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

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