Data Sufficiency Tip

Before examining the two statements in a GMAT Data Sufficiency question, summarize any given information and look for ways to rephrase the target question. This can save you time in the long run.

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Data Sufficiency (DS) questions are unique to the GMAT, so they may seem strange to you at first. In this module, you will learn the basic format of GMAT data sufficiency questions, and you will learn systematic techniques for solving them.

Please note that some of the lessons may examine math content that you are not yet familiar with. So, be sure to revisit these lessons throughout your preparation.

GMAT DATA SUFFICIENCY VIDEOS

  • 1. Lesson: Introduction to GMAT Data Sufficiency (7:48)
  • 2. Lesson: The Elimination Method (4:03)
  • 3. Lesson: Avoiding Common Mistakes - Part I (5:16)
  • 4. Lesson: GMAT Data Sufficiency Strategies - Part I (5:11)
  • 5. Lesson: Summarizing Information (6:25)
  • 6. Lesson: Rephrasing the Target Question (11:50)
  • 7. Lesson: The Table Method (10:43)
  • 8. Lesson: Choosing Good Numbers (10:05)
  • 9. Lesson: Geometry Data Sufficiency Questions (7:51)
  • 10. Lesson: Useful Contradictions (3:45)
  • 11. Lesson: Avoiding Common Mistakes - Part II (4:52)
  • 12. Lesson: Common GMAT Data Sufficiency Myths - Part I (3:49)
  • 13. Lesson: Common GMAT Data Sufficiency Myths - Part II (8:37)
  • 14. Lesson: Choosing a Statement (5:11)
  • 15. Lesson: Guessing Strategically (6:04)
  • 16. Lesson: GMAT Data Sufficiency Strategies - Part II (3:07)
*To view more free GMAT prep videos, please see individual lesson modules
Total viewing time for the GMAT Data Sufficiency module: 105 minutes.