Substitute to Find the Value of the Expression $\frac { 2140 } { t }$

question 34

Multiple Choice

Substitute to find the value of the expression.
-A train must cover a distance of 2140 miles. The velocity, in miles per hour, of the train is $\frac { 2140 } { t }$ where $t$ is the time, in hours, to complete the trip. If the train completes the trip in 20 hours, what is its velocity?

• A) \(102 \mathrm { mph }\)
• B) \(0.01 \mathrm { mph }\)
• C) \(107 \mathrm { mph }\)
• D) \(42,800 \mathrm { mph }\)

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Definitions:

Depression

A mental health disorder characterized by persistent feelings of sadness, hopelessness, and a lack of interest or pleasure in activities.

Schizophrenia

A chronic and severe mental disorder characterized by distortions in thinking, perception, emotions, language, sense of self, and behavior.

Desensitization

A psychological process that reduces the emotional response to a stimulus after repeated exposure to it.

Behavioral Contracting

A therapy technique where an agreement is made between a client and a therapist, outlining behaviors to change and the consequences of actions.