If in the Same Amount of Time That It Takes

question 19

Multiple Choice

if in the same amount of time that it takes her to read 40 pages of economics and 30 pages of sociology, Martha could read 10 pages of economics and 90 pages of sociology, then which of these equations describes combinations of pages of economics, E, and sociology, S, that she could read in the time it takes to read 40 pages of economics and 30 pages of sociology?

• A)E + S = 70.
• B)E/2 + S = 50.
• C)2E + S = 110.
• D)E + S = 100.
• E)All of the above.

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Definitions:

Barter

The direct exchange of goods or services for other goods or services without the use of money.

Benevolence

The quality of being well-meaning and kindly; a desire to help others.

Opportunity Cost

The cost of foregoing the next best alternative when making a decision, representing the benefits one could have received by taking the alternative action.

Manufacturing

The process of converting raw materials or components into finished goods through the use of tools, human labor, machinery, and chemical processing.