Solve Using Cramer's Rule

question 24

Multiple Choice

Solve using Cramer's Rule.
-Two different gasohol mixtures are available. One contains 5% alcohol and the other 12% alcohol. How much of each should be mixed to obtain 1000 gallons of gasohol containing 10% alcohol?

• A) 714 gal 5%, 714 gal 12%
• B) 50 gal 5%, 120 gal 12%
• C) 417 gal 5%, 583 gal 12%
• D) 286 gal 5%, 714 gal 12%

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Definitions:

Speed of Thought

The rapidness with which one can process information, make decisions, and formulate ideas.

Continuously

Occurring without interruption or cessation.

Discontinuously

In a manner that is not continuous or consistent; occurring in separate parts or intervals.

Social Learning

The theory that people learn from one another through observation, imitation, and modeling, situated in a social context.