GMAT Official Guide 2025-2026: Book + Online Question Bank (Paperback)

Table of Contents 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 Quantitative Reasoning Section 6

1.7 Data Insights Section 7

1.8 Verbal Reasoning Section 8

1.9 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 12

2.3 How to Use the GMAT ™ Official Guide 2025?2026 12

2.4 How to Use Other GMAT™ Official Prep Products 14

2.5 Tips for Taking the Exam 14

2.6 Section Strategies 16

3.0 Math Review 20

3.0 Math Review 21

3.1 Value, Order, and Factors 22

3.2 Algebra, Equalities, and Inequalities 30

3.3 Rates, Ratios, and Percents 44

3.4 Statistics, Sets, Counting, Probability, Estimation, and Series 54

3.5 Reference Sheets 66

4.0 Quantitative Reasoning 78

4.0 Quantitative Reasoning 79

4.1 Tips for Answering Quantitative Reasoning Questions 80

4.2 Practice Questions 82

4.3 Answer Key 125

4.4 Answer Explanations 127

5.0 Data Insights Review 224

5.0 Data Insights Review 225

5.1 Data Sets and Types 225

5.2 Data Displays 230

5.3 Data Patterns 240

6.0 Data Insights 246

6.0 Data Insights 247

6.1 What Is Measured 248

6.2 Question Types and Test-Taking Strategies 249

6.3 Online Question Bank Instructions 256

6.4 Practice Questions: Data Sufficiency 258

6.5 Answer Key: Data Sufficiency 275

6.6 Answer Explanations: Data Sufficiency 276

6.7 Practice Questions: Two-Part Analysis 337

6.8 Answer Key: Two-Part Analysis 357

6.9 Answer Explanations: Two-Part Analysis 359

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7.0 Verbal Review 400

7.0 Verbal Review 401

7.1 Analyzing Passages 401

7.2 Inductive Reasoning 408

7.3 Deductive Reasoning 414

8.0 Verbal Reasoning 424

8.0 Verbal Reasoning 425

8.1 What Is Measured 425

8.2 Question Types 426

8.3 Tips for Answering Verbal Reasoning Questions 432

8.4 Practice Questions: Reading Comprehension 434

8.5 Answer Key: Reading Comprehension 500

8.6 Answer Explanations: Reading Comprehension 501

8.7 Practice Questions: Critical Reasoning 590

8.8 Answer Key: Critical Reasoning 646

8.9 Answer Explanations: Critical Reasoning 647

9.0 GMAT™ Official Guide Question Index 842

9.0 GMAT™ Official Guide Question Index 843

Appendix A Answer Sheets 872

Quantitative Reasoning Answer Sheet 873

Data Sufficiency Answer Sheet 875

Two-Part Analysis Answer Sheet 876

Reading Comprehension Answer Sheet 877

Critical Reasoning Answer Sheet 878