A Plane Flew 450 Miles in 3 Hours with the Wind

question 61

Multiple Choice

A plane flew 450 miles in 3 hours with the wind. It took 5 hours to travel the same distance against the wind. What is the rate of the plane in still air and the rate of the wind?

• A) plane: 150 mph; wind: 90 mph
• B) plane: 120 mph; wind: 30 mph
• C) plane: 130 mph; wind: 40 mph
• D) plane: 130 mph; wind: 30 mph

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Definitions:

Rapid Development

The quick growth or advancement in a particular field, technology, or biological organism, often outpacing expected timelines.

Heredity

The passing on of physical or mental traits genetically from one generation to another.

Environment

The combination of physical, chemical, and biological factors and conditions that influence the life of an organism or community.

Theory Of Mind

The ability to attribute mental states—beliefs, intents, desires, emotions, knowledge—to oneself and others and to understand that others have beliefs, desires, and intentions that are different from one's own.