Math Bible
The GMAT Math Bible
Je¤ Sackmann / GMAT HACKS May 2008
Contents
1 Introduction 2 How to Use This Book 3 GMAT Math Strategies 4 Basic Facts and De…nitions 5 Mental Math 6 Mental Math: Drill 7 Algebra: Fractions 8 Algebra: Fractions: Drill 9 Algebra: Fractions: Practice 10 Algebra: Decimals 11 Algebra: Decimals: Drill 12 Algebra: Decimals: Practice 13 Algebra: Simplifying Expressions 14 Algebra: Simplifying Expressions: Drill 15 Algebra: Simplifying Expressions: Practice 16 Algebra: Linear Equations 17 Algebra: Linear Equations: Drill 18 Algebra: Linear Equations: Practice 10 12 14 18 19 23 24 27 28 30 32 33 35 38 39 40 43 44
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Je¤ Sackmann GMAT Tutor je¤sackmann@gmail.com www.gmathacks.com CONTENTS
19 Algebra: Systems of Equations 20 Algebra: Systems of Equations: Drill 21 Algebra: Systems of Equations: Practice 22 Algebra: Quadratic Equations 23 Algebra: Quadratic Equations: Drill 24 Algebra: Quadratic Equations: Practice 25 Algebra: Inequalities 26 Algebra: Inequalities: Drill 27 Algebra: Inequalities: Practice 28 Algebra: Absolute Value 29 Algebra: Absolute Value: Drill 30 Algebra: Absolute Value: Practice 31 Algebra: Exponents 32 Algebra: Exponents: Drill 33 Algebra: Exponents: Practice 34 Algebra: Roots 35 Algebra: Roots: Drill 36 Algebra: Roots: Practice 37 Geometry: Lines and Angles 38 Geometry: Lines and Angles: Drill 39 Geometry: Lines and Angles: Practice 40 Geometry: Triangles 41 Geometry: Triangles: Drill 42 Geometry: Triangles: Practice 43 Geometry: Right Triangles
45 48 49 50 53 54 56 58 59 61 63 64 65 67 68 69 71 72 73 76 77 79 81 82 84
2 Copyright 2007-08 Je¤ Sackmann je¤sackmann@gmail.com - www.gmathacks.com
Je¤ Sackmann GMAT Tutor je¤sackmann@gmail.com www.gmathacks.com CONTENTS
44 Geometry: Right Triangles: Drill 45 Geometry: Right Triangles: Practice 46 Geometry: Quadrilaterals 47 Geometry: Quadrilaterals: Drill 48 Geometry: Quadrilaterals: Practice 49 Geometry: Circles 50 Geometry: Circles: Drill 51 Geometry: Circles:
Je¤ Sackmann / GMAT HACKS May 2008
Contents
1 Introduction 2 How to Use This Book 3 GMAT Math Strategies 4 Basic Facts and De…nitions 5 Mental Math 6 Mental Math: Drill 7 Algebra: Fractions 8 Algebra: Fractions: Drill 9 Algebra: Fractions: Practice 10 Algebra: Decimals 11 Algebra: Decimals: Drill 12 Algebra: Decimals: Practice 13 Algebra: Simplifying Expressions 14 Algebra: Simplifying Expressions: Drill 15 Algebra: Simplifying Expressions: Practice 16 Algebra: Linear Equations 17 Algebra: Linear Equations: Drill 18 Algebra: Linear Equations: Practice 10 12 14 18 19 23 24 27 28 30 32 33 35 38 39 40 43 44
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Je¤ Sackmann GMAT Tutor je¤sackmann@gmail.com www.gmathacks.com CONTENTS
19 Algebra: Systems of Equations 20 Algebra: Systems of Equations: Drill 21 Algebra: Systems of Equations: Practice 22 Algebra: Quadratic Equations 23 Algebra: Quadratic Equations: Drill 24 Algebra: Quadratic Equations: Practice 25 Algebra: Inequalities 26 Algebra: Inequalities: Drill 27 Algebra: Inequalities: Practice 28 Algebra: Absolute Value 29 Algebra: Absolute Value: Drill 30 Algebra: Absolute Value: Practice 31 Algebra: Exponents 32 Algebra: Exponents: Drill 33 Algebra: Exponents: Practice 34 Algebra: Roots 35 Algebra: Roots: Drill 36 Algebra: Roots: Practice 37 Geometry: Lines and Angles 38 Geometry: Lines and Angles: Drill 39 Geometry: Lines and Angles: Practice 40 Geometry: Triangles 41 Geometry: Triangles: Drill 42 Geometry: Triangles: Practice 43 Geometry: Right Triangles
45 48 49 50 53 54 56 58 59 61 63 64 65 67 68 69 71 72 73 76 77 79 81 82 84
2 Copyright 2007-08 Je¤ Sackmann je¤sackmann@gmail.com - www.gmathacks.com
Je¤ Sackmann GMAT Tutor je¤sackmann@gmail.com www.gmathacks.com CONTENTS
44 Geometry: Right Triangles: Drill 45 Geometry: Right Triangles: Practice 46 Geometry: Quadrilaterals 47 Geometry: Quadrilaterals: Drill 48 Geometry: Quadrilaterals: Practice 49 Geometry: Circles 50 Geometry: Circles: Drill 51 Geometry: Circles: