SAT Math Multiple Choice Question 666: Answer and Explanation

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Question: 666

6. A bag of Nellie's Nut Mix contains x ounces of walnuts, 15 ounces of peanuts, and 20 ounces of pecans. Which of the following expresses the fraction of the mix, by weight, that is walnuts?

  • A. Images
  • B. Images
  • C. Images
  • D. Images

Correct Answer: C

Explanation:

C

Algebra (representing quantities) EASY

The question asks us to find the "part-to-whole" ratio of walnuts: walnut fraction Images.

Since the walnuts weigh x ounces, and the total weight of all the nuts is x + 15 + 20 = x + 35 ounces,

walnut fraction Images

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