Dominate the GMAT by practicing Data Sufficiency GMAT questions. In this video GMAT expert Brett Ethridge reviews how to solve a GMAT Data Sufficiency problem. Specifically, he teaches the strategy and mindset for solving the all-important Yes/No GMAT data sufficiency questions. The video tutorial talks about errors and loopholes in such question patterns and also aims at reducing your error term and score a more secure GMAT score.
Source: GMAT Prep
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