GRE- Quantitative Reasoning

QUESTION: 30

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): A
Explanation:

Which is clearly greater than

QUESTION: 31

In a group of 18 students taking Spanish and German, 12 are taking Spanish, and 4 are taking
both Spanish and German.

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): B
Explanation: Of the 12 students taking Spanish, 4 are taking both languages, leaving 8 taking
only Spanish. Since 12 of the 18 are taking Spanish, just 6 are taking only German. Thus, the
quantity in Column B is greater.

QUESTION: 32
If n is the first of two consecutive odd integers, and if the difference of their squares is 120,
which of the following equations can be used to find their values?

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