Perform the Operation and Reduce to Lowest Terms

question 3

Multiple Choice

Perform the operation and reduce to lowest terms.
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Definitions:

Mechanical Advantage

The ratio of the output force produced by a mechanical system to the input force applied, a measure of the efficiency of the system.

Mechanical Advantage

The ratio of the force produced by a machine to the force applied to it, used in mechanical systems to gain a greater output force from a smaller input force.

Teeth

Typically refers to the individual projections along the edge of a gear or similar component that mesh with those of another to transmit motion and force.

Geometric Tolerancing

A system that defines and specifies engineering tolerances based on geometric shapes and features, improving interchangeability and quality.