Let X Represent the Number

question 71

Multiple Choice

Let x represent the number. Use the given conditions to write an equation. Solve the equation and find the number.
-The president of a certain university makes three times as much money as one of the department heads. If the total of their salaries is $180,000, find each worker's salary.

• A) president's salary = $90,000; department head's salary = $45,000
• B) president's salary = $45,000; department head's salary = $135,000
• C) president's salary = $135,000; department head's salary = $45,000
• D) president's salary = $13,500; department head's salary = $4500

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Definitions:

Degree of Operating Leverage

A financial ratio that measures how sensitive a company's operating income is to changes in revenue, indicating risk level.

Variable Expenses

Costs that vary in total in direct proportion to changes in an activity level or volume, such as materials and labor costs.

Fixed Expenses

Expenses that remain constant regardless of the amount of goods produced or sold, including items like rent, salaries, and insurance costs.

Unit Sales

The measurement of the number of individual items or units sold by a company.