An 800-N Billboard Worker Stands on a 4

question 7

Multiple Choice

An 800-N billboard worker stands on a 4.0-m scaffold weighing 500 N and supported by vertical ropes at each end.How far would the worker stand from one of the supporting ropes to produce a tension of 550 N in that rope?

• A)1.4 m
• B)2.0 m
• C)2.5 m
• D)2.7 m

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Definitions:

Real Number Line

A line that represents all possible real numbers, including rational and irrational numbers, in a continuous line where each point corresponds to a unique real number.

Tire Pressure

The measure of air pressure within a tire, typically measured in pounds per square inch (PSI) or bar, essential for vehicle performance and safety.

Pounds Per Square Inch

A unit of pressure represented as psi, indicating the amount of force exerted per square inch of area.

Inequality

A mathematical statement indicating that two expressions are not equal, using symbols such as <, >, ≤, or ≥.