If a Machine Requires 40 Tons of Steel to Produce

question 38

Multiple Choice

If a machine requires 40 tons of steel to produce 30 tons of reinforced rods,which of the following indicates the productivity of the machine? 

• A) ​0.75 
• B) ​1.33 
• C) ​1.50 
• D) ​0.67

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Definitions:

Phrenologist

A practitioner of phrenology, a now-debunked theory that believed the shape and size of the skull could determine a person's mental abilities and character traits.

Neurologist

A medical specialist focused on diagnosing and treating disorders of the nervous system, including the brain, spinal cord, and nerves.

Behavior Geneticist

A scientist who studies how genetic and environmental factors influence behaviors and traits.

Phrenology

A now-discredited theory that claimed bumps on the skull could predict mental traits and character traits.