How do Data Sufficiency questions work?
  • Introduction to Data Sufficiency
Strategies
  • The Elimination Method
  • Avoiding Common Mistakes - Part I
  • Data Sufficiency Strategies - Part I
  • Summarizing Information
  • Rephrasing the Target Question
  • The Table Method
  • Choosing Good Numbers to Test
  • Geometry Data Sufficiency Questions
  • Useful Contradictions
Myths and Pitfalls
  • Avoiding Common Mistakes - Part II
  • Common Myths - Part I
  • Common Myths - Part II
Final Strategies
  • Choosing a Statement
  • Guessing Strategically
  • Data Sufficiency Strategies - Part II