Letter from the President and CEO, GMAC(TM) vii

1.0 What Is the GMAT(TM) Exam? 2

1.1 What Is the GMAT(TM) Exam? 3

1.2 Why Take the GMAT(TM) Exam? 3

1.3 GMAT(TM) 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(TM) Exam? 11

2.2 Getting Ready for Exam Day 12

2.3 How to Use the GMAT (TM) Official Guide 2024-2025 12

2.4 How to Use Other GMAT(TM) 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 28

3.3 Rates, Ratios, and Percents 41

3.4 Statistics, Sets, Counting, Probability, Estimation, and Series 51

3.5 Reference Sheets 63

4.0 Quantitative Reasoning 74

4.0 Quantitative Reasoning 75

4.1 Tips for Answering Quantitative Reasoning Questions 76

4.2 Practice Questions 78

4.3 Answer Key 119

4.4 Answer Explanations 121

5.0 Data Insights Review 220

5.0 Data Insights Review 221

5.1 Data Sets and Types 221

5.2 Data Displays 226

5.3 Data Patterns 236

6.0 Data Insights 242

6.0 Data Insights 243

6.1 What Is Measured 244

6.2 Question Types and Test-Taking Strategies 245

6.3 Online Question Bank Instructions 252

6.4 Practice Questions: Data Sufficiency 254

6.5 Answer Key: Data Sufficiency 271

6.6 Answer Explanations: Data Sufficiency 272

6.7 Practice Questions: Two-Part Analysis 332

6.8 Answer Key: Two-Part Analysis 349

6.9 Answer Explanations: Two-Part Analysis 351

7.0 Verbal Review 384

7.0 Verbal Review 385

7.1 Analyzing Passages 385

7.2 Inductive Reasoning 392

7.3 Deductive Reasoning 398

8.0 Verbal Reasoning 408

8.0 Verbal Reasoning 409

8.1 What Is Measured 409

8.2 Question Types 410

8.3 Tips for Answering Verbal Reasoning Questions 416

8.4 Practice Questions: Reading Comprehension 418

8.5 Answer Key: Reading Comprehension 488

8.6 Answer Explanations: Reading Comprehension 489

8.7 Practice Questions: Critical Reasoning 586

8.8 Answer Key: Critical Reasoning 640

8.9 Answer Explanations: Critical Reasoning 641

9.0 GMAT(TM) Official Guide Question Index 828

9.0 GMAT(TM) Official Guide Question Index 829

Appendix A Answer Sheets 858

Quantitative Reasoning Answer Sheet 859

Data Insights Data Sufficiency Answer Sheet 861

Data Insights Two-Part Analysis Answer Sheet 862

Verbal Reasoning Reading Comprehension Answer Sheet 863

Verbal Reasoning Critical Reasoning Answer Sheet 864