Solve the Problem. -The Sum of a Student's Three Scores Is 214

question 256

Multiple Choice

Solve the problem.
-The sum of a student's three scores is 214 . If the first is 21 points more than the second, and the sum of the first two is 25 more than twice the third, what was the first score?

• A) 63 points
• B) 65 points
• C) 42 points
• D) 86 points

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Definitions:

Glycerin

A simple polyol compound often used in pharmaceutical formulations, foods, and personal care products for its moisturizing and emollient properties.

Skeletal Muscle Fibers

Long, cylindrical cells that make up skeletal muscles, responsible for voluntary body movements.

A Band

The dark area in the sarcomere of a muscle fiber, consisting of thick myosin filaments alongside partially overlapping thin actin filaments.

Myofibril

A basic rod-like unit of a muscle cell, which is essential in the process of muscle contraction and made up of sarcomeres.