A Uniform Bridge Span Weighs 70

question 59

Multiple Choice

A uniform bridge span weighs 70.0 *10³ N and is 40.0 m long. An automobile weighing 15.0 *10³ N is parked with its center of gravity located 12.0 m from the right pier. What upward support force does the right pier provide?

• A) 24.5 *10³ N
• B) 35.5 *10³ N
• C) 65.0 *10³ N
• D) 45.5*10³ N

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Definitions:

Contribution Margin Ratio

The contribution margin ratio measures the percentage of sales revenue remaining after covering variable costs, contributing to covering fixed costs and generating profit.

Net Operating Income

A metric that calculates a company's profit after subtracting operating expenses but before interest and taxes are deducted.

Unit Variable Cost

The cost of producing one unit of a product or service which varies with the level of production or sales.

Monthly Sales

The total value or volume of sales transactions that a business completes within a single month, often used to assess performance trends.