Solve Problems Using Systems of Linear Equations
-In 1985, in the Town

question 240

Multiple Choice

Solve Problems Using Systems of Linear Equations
-In 1985, in the town of Appleby, $20.3 \%$ of Hispanics were overweight, increasing by an average of $0.43 \%$ per year. In 1985, in the town of Appleby, $0.18 \%$ of whites were overweight, increasing by an average of $31.6 \%$ per year. If these trends continue, in which year will the percentage of Hispanics who are overweight be the same as the percentage of whites who are overweight? Round to the nearest year. What percentage of Hispanics (to the nearest whole percent) will be overweight at that time?

• A) \(1986 ; 21 \%\)
• B) \(1988 ; 21 \%\)
• C) \(1984 ; 20 \%\)
• D) \(1982 ; 19 \%\)

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Definitions:

Constant-Cost Industry

An industry in which the costs of production (including input prices) remain constant regardless of changes in the industry's output level.

Long-Run Equilibrium

A situation in which, after all adjustments have been made, all firms in a perfectly competitive market earn zero economic profit and no firm has an incentive to change its output.

Market Price

The existing rate at which a product or service may be purchased or sold within a market environment.

Competitive Market

A market structure where many firms offer products or services that are similar, leading to high levels of competition.