GMAT Official Guide Data Insights Review 2026 - 2027

• ISBN13: 9789377066147
• Binding: Paperback
• Subject: General Books
• Publisher: Wiley
• Publisher Imprint: Wiley
• Publication Date: June 17, 2026
• Pages: 304
• Original Price: INR 1339.0
• Language: English
• Edition: INDIA EDITION
• Item Weight: 600 grams
• BISAC Subject(s): GMAT (Graduate Management Admission Test)

Strengthen your GMAT preparation with 275+ additional Data Insights questions and comprehensive answer explanations not included in the GMAT Official Guide 2026–2027.

• Created by the makers of the GMAT exam, the GMAT Official Guide series is the only study resource featuring authentic GMAT exam questions.

This guide helps you:

• Master the Data Insights section of the GMAT exam
• Build a strong understanding of data analysis concepts through the updated review chapter
• Develop confidence with extensive Data Insights practice questions
• Learn from detailed answer explanations that clarify both correct and incorrect responses
• Practice Two-Part Analysis questions included in the book
• Benefit from exclusive preparation strategies and expert guidance from the exam creators and leading test-preparation organizations

PLUS! Enhance your preparation with the Online Question Bank:

• Create customized practice sets based on question type and difficulty level
• Track your performance and identify areas for improvement with detailed progress metrics
• Simulate real testing conditions through timed practice sessions

The Online Question Bank is accessible through your mba.com account. To ensure access, purchase a new copy of this book, as used copies may contain expired or previously redeemed serial codes. Each serial code included with a new book is valid for one-time use only.

The Graduate Management Admissions Council (GMACTM) is a mission-driven association of leading graduate business schools worldwide. Founded in 1953, GMAC creates solutions and experiences that enable business schools and candidates to better discover, evaluate, and connect with each other. GMAC provides world-class research, industry conferences, recruiting tools, and assessments for the graduate management education industry, as well as tools, resources, events, and services that help guide candidates through their higher education journey. Owned and administered by GMAC, the Graduate Management Admission TestTM (GMATTM) exam is the most widely used graduate business school assessment. Currently 7000+ programs worldwide trust the GMATTM exam to build diverse clas

Letter from the President and CEO, GMAC™ ..................................................................... xi

1.0 What Is the GMAT™ Exam?
• 1.1 What Is the GMAT™ Exam? .......................................................................................... 3
• 1.2 Why Take the GMAT™ Exam? ...................................................................................... 3
• 1.3 GMAT™ Exam Format ................................................................................................... 4
• 1.4 What Is the Testing Experience Like? ............................................................................ 6
• 1.5 What Is the Exam Content Like? .................................................................................... 6
• 1.6 Data Insights Section ..................................................................................................... 6
• 1.7 How Are Scores Calculated? .......................................................................................... 8
2.0 How to Prepare
• 2.1 How Should I Prepare for the GMAT™ Exam? ............................................................ 11
• 2.2 Getting Ready for Exam Day ....................................................................................... 11
• 2.3 How to Use the GMAT™ Official Guide Data Insights Review 2026–2027 ................. 12
• 2.4 How to Use Other GMAT™ Official Prep Products ...................................................... 14
• 2.5 Tips for Taking the Exam ............................................................................................. 14
• 2.6 Data Insights Section Strategies ................................................................................... 16
3.0 Math Review
• 3.1 Value, Order, and Factors ............................................................................................ 20
• 3.2 Algebra, Equalities, and Inequalities .......................................................................... 28
• 3.3 Rates, Ratios, and Percents ......................................................................................... 42
• 3.4 Statistics, Sets, Counting, Probability, Estimation, and Series ................................... 52
• 3.5 Reference Sheets .......................................................................................................... 64
4.0 Verbal Review
• 4.1 Analyzing Passages ...................................................................................................... 77
• 4.2 Inductive Reasoning ..................................................................................................... 84
• 4.3 Deductive Reasoning ................................................................................................... 90
5.0 Data Insights Review
• 5.1 Data Sets and Types ................................................................................................... 101
• 5.2 Data Displays ............................................................................................................. 106
• 5.3 Data Patterns .............................................................................................................. 116
6.0 Data Insights
• 6.1 What Is Measured ....................................................................................................... 124
• 6.2 Question Types and Test-Taking Strategies ............................................................... 125
• 6.3 Online Question Bank Instructions ............................................................................ 132
• 6.4 Practice Questions: Data Sufficiency ......................................................................... 133
• 6.5 Answer Key: Data Sufficiency .................................................................................... 146
• 6.6 Answer Explanations: Data Sufficiency ..................................................................... 147
• 6.7 Practice Questions: Two-Part Analysis ....................................................................... 198
• 6.8 Answer Key: Two-Part Analysis ................................................................................. 219
• 6.9 Answer Explanations: Two-Part Analysis .................................................................. 221
7.0 GMAT™ Official Guide Data Insights Review Question Index
• Question Index .................................................................................................................. 269
Appendix A: Answer Sheets
• Data Sufficiency Answer Sheet ....................................................................................... 277
• Two-Part Analysis Answer Sheet .................................................................................... 278