A Cable Is to Be Run from a Power Plant

question 21

Multiple Choice

A cable is to be run from a power plant on one side of a river 900 meters wide to a factory on the other side,6,000 meters downstream.The cost of running cable under the water is $5 per meter,while over land is $4 per meter.What is the most economical route over which to run the cable?

• A)The cable reaches the opposite bank 6,000 meters downstream.
• B)The cable reaches the opposite bank 3,000 meters downstream.
• C)The cable reaches the opposite bank 1,200 meters downstream.
• D)The cable reaches the opposite bank directly across stream.

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Definitions:

Economy's Longest Decline

A prolonged period of economic downturn, marked by decreasing GDP, high unemployment, and declining business activities.

Real Wages

refer to wages adjusted for inflation, representing the actual buying power of an individual's earnings.

Excess Over Minimum

The amount by which something exceeds a set minimum threshold or requirement.

Labor Market

A marketplace where employers find workers and workers find jobs; it involves the supply of labor by households and the demand for labor by businesses.