When Going More Than 38 Miles Per Hour, the Gas $y=43.81-0.395 x$

question 138

Multiple Choice

When going more than 38 miles per hour, the gas mileage of a certain car fits the model $y=43.81-0.395 x$ where $x$ is the speed of the car in miles per hour and $y$ is the miles per gallon of gasoline. Based on this model, at what speed will the car average 15 miles per gallon? (Round to nearest whole number.)

• A) 98 miles per hour
• B) 73 miles per hour
• C) 48 miles per hour
• D) 149 miles per hour

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Definitions:

Explicit Prejudice

Openly expressed negative attitudes or beliefs toward a group or its members based on their perceived characteristics.

Group Polarization

The phenomenon where discussions within a group lead to the adoption of more extreme positions or attitudes than the initial inclinations of its members.

Groupthink

A psychological phenomenon that occurs within a group of people when the desire for harmony or conformity results in an irrational or dysfunctional decision-making outcome.

Social Facilitation

The tendency for people to perform tasks better when they are in the presence of others.