GMAT Word Problems: Challenge Je¤ Sackmann / GMAT HACKS February 2008 Contents 1 Introduction 2 2 Di¢ culty Levels 3 3 Problem Solving 4 4 Data Su¢ ciency 21 5 Answer…
GMAT Number Properties: Challenge Je¤ Sackmann / GMAT HACKS February 2008 Contents 1 Introduction 2 2 Di¢ culty Levels 3 3 Problem Solving 4 4 Data Su¢ ciency 15 5 Answer…
Data Su¢ ciency: Challenge Je¤ Sackmann, GMAT HACKS February 7, 2008 Contents 1 Introduction 2 2 Di¢ culty Level 3 3 Questions 4 4 Answer Key 18 5 Explanations 21 1 1.…