A Student Is Told to Work Any 6 Out of 10

question 226

Multiple Choice

A student is told to work any 6 out of 10 questions on an exam. In how many different ways can he complete the exam? (The correctness of his answers has no bearing.)

• A) 24
• B) 210
• C) 5040
• D) 1,000,000

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Definitions:

Prefrontal Cortex

A region of the cerebral cortex implicated in a variety of complex behaviors, including planning, and greatly involved in personality development.

Brain

The organ located in the skull responsible for coordinating sensation, intellectual and nervous activity.

Impulses

are sudden, involuntary urges to do something, often without premeditation.

Pruning

The process of reducing or eliminating neural connections in the brain that are not used, which serves to streamline cognitive functioning.