For Quantitative Comparison questions involving variables, you can immediately eliminate 2 of the answer choices by plugging values into the expressions.

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**Quantitative Comparison (QC) **questions are unique to the GRE, so they may seem a little strange at first. In this module, you'll learn the basic format of Quantitative Comparison questions, and you'll learn systematic techniques for solving them.

__Please note__ that some of the lessons in this module may include math content that you're not yet familiar with. So, be sure to revisit these lessons throughout your preparation.

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Total viewing time for the GRE Quantitative Comparison module: 37 minutes.© 2014 Leap Education

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