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GMAT Official Guide Data Insights Review 2025-2026
Book + Online Question Bank

GMAC (Author)

9781394333899, Wiley

Paperback / softback, published 16 June 2025

288 pages
27.4 x 21.3 x 2 cm, 0.522 kg

GMAT Official Guide Data Insights Review 2025-2026: Includes Book + Online Question Bank + Digital Flashcards + Mobile App

The GMAT Official Guide Data Insights Review provides focused practice to master the data insights section of the exam with over 275 practice questions that are not included in the main Official Guide 2024-2025.

Designed by the makers of the GMAT exam, the GMAT Official Guide series is the only study guide that features real exam questions.

Use this guide to:

  • Master the data insights section of the exam
  • Familiarize yourself with data analysis concepts through the updated review chapter
  • Grow your confidence with the data insights questions
  • Review detailed explanations to understand correct and incorrect answers
  • Practice with two-part analysis questions
  • Get exclusive exam preparation tips from the creators of the GMAT and Test Prep Organizations

 BONUS with your purchase!  Focus your studying with the Online Question Bank.

  • Tailor your practice by building practice sets targeting question type and difficulty
  • Discover your strengths and weaknesses with diagnostic quizzes
  • Track your focus areas and progress with key metrics
  • Reinforce concepts with engaging games
  • Challenge yourself with timed practice
  • Use digital flashcards to master key concepts, also accessible on the mobile app

The Online Question Bank is accessible through your mba.com account.

Letter From the President and CEO, GMAC xi

1.0 What Is the GMAT Exam? 2

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 10

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 2025–2026 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 18

3.0 Math Review 19

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 76

4.0 Verbal Review 77

4.1 Analyzing Passages 77

4.2 Inductive Reasoning 84

4.3 Deductive Reasoning 90

5.0 Data Insights Review 100

5.0 Data Insights Review 101

5.1 Data Sets and Types 101

5.2 Data Displays 106

5.3 Data Patterns 116

6.0 Data Insights 122

6.0 Data Insights 123

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 217

6.9 Answer Explanations: Two-Part Analysis 219

7.0 GMAT Official Guide Data Insights Review Question Index 264

7.0 GMAT Official Guide Data Insights Review Question Index 265

Appendix A Answer Sheets 272

Data Sufficiency Answer Sheet 273

Two-Part Analysis Answer Sheet 274

Subject Areas: Education [JN]
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