Compare Quantity A and Quantity B, using additional information centered above the two quantities if such information is given,

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问题 Compare Quantity A and Quantity B, using additional information centered above the two quantities if such information is given, and select one of the following four answer choices:
(A)Quantity A is greater.
(B)Quantity B is greater.
(C)The two quantities are equal.
(D)The relationship cannot be determined from the information given.
A symbol that appears more than once in a question has the same meaning throughout the question.

选项

答案C

解析 Set up the initial comparison:

The resulting relationship is equal to(=). In reverse order, each simplification step implies equal to in the preceding comparison. So Quantities A and B are also equal.
Thus the correct answer is Choice C, the two quantities are equal.
This explanation uses the following strategy.
Strategy 5: Simplify an Arithmetic or Algebraic Representation
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本试题收录于: GRE QUANTITATIVE题库GRE分类
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