The only source of GMAT questions from past GMAT exams
GMAT Official Guide 2020 is the definitive study guide from Graduate Management Admission Council, the makers of the GMAT exam. It contains over 1,000 real GMAT questions from past exams with detailed answer explanations that provide insight on how to approach each question from the prospective of the test maker. You’ll also get access to the GMAT Online Question Bank, customizable study tools, and a new mobile app for practicing on the go ? even when you’re not connected to the internet.

Prepare for test day with guidance on what is ? and what isn’t ? tested on the GMAT exam and personalize your own learning experience with the GMAT Official Guide 2020. Inside, you’ll find:

An overview of the GMAT exam to familiarize yourself with its content and format
Over 100 more questions than included with the 2019 edition of this guide
Detailed answer explanations for each exam question
Actual essay topics, sample responses, and scoring information
Comprehensive grammar and math review
Questions organized in order of difficulty ? easiest to hardest ? to help focus your study
Online access to all questions ? plus additional Integrated Reasoning questions ? via the GMAT Online Question Bank, where you can build your own practice sets and test your skills
Preparation pays off. Get the GMAT Official Guide 2020 and start studying today!

This product includes print book with a unique code to access the GMAT Online Question Bank and mobile app

목차
Letter from the President and CEO, GMAC(TM) v

1.0 What is the GMAT(TM) Exam? 2

1.0 What is the GMAT(TM) Exam? 3

1.1 Why Take the GMAT(TM) Exam? 3

1.2 GMAT(TM) Exam Format 4

1.3 What is the Content of the Exam Like? 6

1.4 Analytical Writing Assessment 6

1.5 Integrated Reasoning Section 6

1.6 Quantitative Reasoning Section 7

1.7 Verbal Reasoning Section 7

1.8 What Are the Test Centers Like? 7

1.9 How Are Scores Calculated? 8

2.0 How to Prepare 10

2.0 How to Prepare 11

2.1 How Should I Prepare to Take the Test? 11

2.2 Using GMAT Official Prep Products 11

2.3 Where Can I Get Additional Practice? 12

2.4 General Test-Taking Suggestions 12

3.0 Diagnostic Test 14

3.0 Diagnostic Test 15

3.1 Quantitative Questions 16

3.2 Verbal Questions 23

3.3 Quantitative and Verbal Answer Keys 40

3.4 Interpretive Guide 40

3.5 Quantitative Answer Explanations 41

3.6 Verbal Answer Explanations 60

4.0 Math Review 100

4.0 Math Review 101

4.1 Arithmetic 102

4.2 Algebra 114

4.3 Geometry 122

4.4 Word Problems 134

5.0 Problem Solving 142

5.0 Problem Solving 143

5.1 Test-Taking Strategies 144

5.2 Section Instructions 144

5.3 Practice Questions 146

5.4 Answer Key 182

5.5 Answer Explanations 184

6.0 Data Sufficiency 266

6.0 Data Sufficiency 267

6.1 Test-Taking Strategies 268

6.2 Section Instructions 270

6.3 Practice Questions 272

6.4 Answer Key 295

6.5 Answer Explanations 297

7.0 Reading Comprehension 386

7.0 Reading Comprehension 387

7.1 What is Measured 388

7.2 Test-Taking Strategies 396

7.3 Section Instructions 397

7.4 Practice Questions 398

7.5 Answer Key 461

7.6 Answer Explanations 462

8.0 Critical Reasoning 550

8.0 Critical Reasoning 551

8.1 What is Measured 551

8.2 Test-Taking Strategies 553

8.3 Reasoning Concepts to Know for the GMAT Exam 555

8.4 Section Instructions 561

8.5 Practice Questions 562

8.6 Answer Key 609

8.7 Answer Explanations 610

9.0 Sentence Correction 760

9.0 Sentence Correction 761

9.1 Some Comments About How It Works 761

9.2 The Eight Sentence Correction Categories 762

9.3 Study Suggestions 783

9.4 What is Measured 783

9.5 Test-Taking Strategies 783

9.6 Section Instructions 784

9.7 Practice Questions 785

9.8 Answer Key 815

9.9 Answer Explanations 816

10.0 Integrated Reasoning 902

10.0 Integrated Reasoning 903

10.1 What is Measured 904

10.2 Question Types and Test-Taking Strategies 905

10.3 Section Instructions 911

11.0 Analytical Writing Assessment 912

11.0 Analytical Writing Assessment 913

11.1 What is Measured 913

11.2 Test-Taking Strategies 914

11.3 The Directions 914

11.4 GMAT(TM) Scoring Guide: Analysis of an Argument 915

11.5 Sample: Analysis of an Argument 917

11.6 Analysis of an Argument Sample Topics 921

12.0 Official Guide Question Index 954

13.0 GMAT(TM) Official Guide Online Index 968

Appendix A Answer Sheets 977

Diagnostic Answer Sheet--Quantitative 977

Diagnostic Answer Sheet--Verbal 977

Problem Solving Answer Sheet 978

Data Sufficiency Answer Sheet 979

Reading Comprehension Answer Sheet 980

Critical Reasoning Answer Sheet 981

Sentence Correction Answer Sheet 982