Use an Equation to Solve the Problem

question 45

Multiple Choice

Use an equation to solve the problem. Sales tax on a $13 compact disc is $0.91. At what rate is sales tax computed?

• A) 5%
• B) 7%
• C) 2%
• D) 6%
• E) 8%

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Definitions:

Parallel

Referring to lines, paths, or components side by side that do not intersect or converge, often used in electrical circuits to indicate a specific type of connection.

Sufficient Power

Sufficient power refers to the minimum amount of energy required to properly operate a device or system according to its specifications.

Revolving-armature-type

Pertains to a design of electric machines where the armature, carrying the electrical input or output, rotates while the magnetic field source is stationary.

Rotating Part

A component that moves around a central axis within a machine or device, typically found in motors and generators.