GRE Math Comparison Sample Questions

Question-1

 Column A Column B How many words can be formed using all the letters of the word ATTITUDE? In how many ways can the girls of a class be made to stand in a row?

Explanation:
Since the number of girls in the class is not given, we can not calculate the
number of ways. Hence, data is insufficient.

Solution : D

Question-2

 Column A Column B In how many ways can five rings be worn in 3 fingers? In how many ways can 5 multiple choice questions be answered when every question has three options?

Explanation:
Each ring can be worn in 3 ways.
Therefore 5 rings can be worn in 3x3x3x3x3=243 ways.
Each question can be answered in 3 ways.
Therefore, 5 questions can be answered in 3x3x3x3x3=243 ways.

Solution :C

Question-3

 Column A Column B Find the number of words formed by permuting all the letters of the word INDEPENDENCE such that the Es always come together. Find the number of words formed by permuting all the letters of the word DEPENDENCE such that the Es always come together.

Solution: A

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