Solve the Problem. -The Sum of a Studentʹs Three Scores Is 218. If

question 28

Multiple Choice

Solve the problem.
-The sum of a studentʹs three scores is 218. If the first is 10 points more than the second, and the sum of the first two is 20 more than twice the third, what was the first score?

• A) 56 points
• B) 66 points
• C) 81 points
• D) 71 points

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Definitions:

Signaling Molecules

Chemicals released by cells that communicate and coordinate actions across the body or between organisms, crucial in many biological processes.

Histamine

A compound released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries.

Prostaglandins

A group of physiologically active lipid compounds that have diverse hormone-like effects in animals.

Sensory Stimulus

An external or internal event or factor that initiates a sensory response in an organism, leading to a potential change in behavior or physiological state.