Solve. -The Length and Width of a Rectangle Have a Sum

question 115

Multiple Choice

Solve.
-The length and width of a rectangle have a sum of 84. What dimensions give the maximum area?

• A)Length 32 and width 52
• B)Length 41 and width 43
• C)Length 42 and width 42
• D)Length 33 and width 51

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Definitions:

Purely Competitive

A market structure characterized by a large number of small firms, identical products, and free entry and exit from the market, leading to price-taking behavior.

Long Run

A period in which all factors of production and costs are variable, allowing complete adjustment to changes.

Accounting Profits

The financial gain calculated by subtracting total expenses from total revenues, according to standard accounting practices.

Long-Run Equilibrium

The state in which all factors of production and costs are variable, and firms earn normal profits in a competitive market.