GRE- Quantitative Reasoning

A. The quantity in Column A is greater;
B. The quantity in Column B is greater;
C. The quantities are equal;
D. The relationship cannot be determined from the information given.
Answer(s): D
Explanation: Quantity A =
Quantity B = .078x. The comparison, then, is between
and .078x. If x happens to equal
then both quantities would equal 1. Otherwise, the
two quantities are unequal; in fact, they're reciprocals. (Their product is 1.) For example, if x = 1,
then Quantity A is a fraction greater than 1 by an order of more than 10, while Quantity B is a
fraction less than 1 by the same order. That is all you need to know to conclude that choice D. is
correct.

QUESTION: 55

A. The quantity in Column A is greater;
B. The quantity in Column B is greater;
C. The quantities are equal;
D. The relationship cannot be determined from the information given.

Answer(s): D
Explanation: If P <0 such that P+Q > 0, then QuantityA < QuantityB . On the other hand, if P+Q
< 0, then Quantity A = Quantity B.

QUESTION: 56
A. The quantity in Column A is greater;
B. The quantity in Column B is greater;

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