Solve the Problem Using Matrices

question 330

Multiple Choice

Solve the problem using matrices.
-Ellen wishes to mix candy worth $2.19 per pound with candy worth $7.87 per pound to form 22 pounds of a mixture worth $6.58 per pound. How many pounds of the more expensive candy should she use?

• A) 5 lb
• B) 17 lb
• C) 7 lb
• D) 22 lb

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Definitions:

Existential

Pertaining to existentialism, a philosophy that emphasizes individual freedom, choice, and responsibility.

Gestalt

A psychological theory that proposes objects are viewed in their entirety before it is possible to perceive their parts, emphasizing holistic processing.

Behavioral

Relating to the actions or reactions of a person or animal in response to external or internal stimuli.

Behaviorism

A branch of psychology that studies observable behavior, emphasizing the role of environmental factors in shaping behavior, excluding subjective factors like feelings or motives.