About the Book

Quantitative Aptitude forms an integral part of examinations conducted for campus placements, entry into banking sector, civil services and to public sector services through SSC (staff selection commission) examination. This book focuses primarily on the preparation of Bank P.O and clerical examinations, SSC, RRB, CSAT, campus placements and entrance to tier II MBA courses.

· Number System
· Percentages
· Profit, Loss and Discount
· Simple Interest and Compound Interest
· Ratio and Proportion
· Average
· Ages
· Alligation, Mixtures and Solutions
· Time, Speed and Distance
· Time and Work
· Basic Algebra
· Permutation and Combination
· Probability
· Set Theory
· Clocks
· Calendar
· Indices
· Mensuration
· Data Sufficiency
· Data Interpretation

About the Author

P.A. Anand has about 17 years of experience across the Steel, Automobile and Education industry. He is currently associated with Graphic Era Hill University Dehradun as a faculty resource and head of the team responsible for personality development and training of the students for aptitude tests and campus placements. He has been in the education space since 2003 and has trained a number of students for CAT, GMAT, the other MBA examinations and GATE and r campus placements.

Table of Contents:
Preface About the Author Note to the Students 1: Number System 1.1 Introduction 1.2 Understanding Numbers 1.3 Conversion of a Number from Non-terminating and Repeating Decimal to the Form p/q 1.4 Some Other Categorization of Numbers 1.5 Divisibility Rules of Numbers 1.6 Rules to be followed for Remainders 1.7 Factors, LCM and HCF 1.8 Concept of the Last Digit 1.9 Alpha-Numerals 2: Percentages 2.1 Introduction 2.2 Percentage Equivalent of Fractions 2.3 Concept of Multiplication Factor 2.4 Base and Base Change 3: Profit, Loss and Discount 3.1 Introduction 3.2 Method of Weighted Average 4: Simple Interest and Compound Interest 4.1 Introduction 4.2 Simple Interest 4.3 Compound Interest 4.4 Concept of Effective Rate of Interest 4.5 Difference between SI and CI at the End of Two Periods 5: Ratio and Proportion 5.1 Introduction 5.2 Properties of Ratios 5.3 Applications of Ratios 5.4 Proportionality and Variation 6: Average 6.1 Introduction 7: Ages 7.1 Introduction 7.2 Problems on Ages 8: Alligation, Mixtures and Solutions 8.1 Introduction 8.2 Alligation 8.3 Replacement of Part of a Mixture 9: Time, Speed and Distance 9.1 Introduction 9.2 Basic Concepts 9.3 Problem Types Based on Time, Speed and Distance 10: Time and Work 10.1 Introduction 10.2 Problems Involving Individual Efficiencies 10.3 Problems Involving Group or Combined Efficiencies 11: Basic Algebra 11.1 Introduction 11.2 Basis of Classification 11.3 Linear Equation 11.4 Quadratic Equation 11.5 Progressions 12: Permutation and Combination 12.1 Introduction 12.2 Fundamental Principle of Counting 12.3 Concept of Combination 12.4 Permutation 13: Probability 13.1 Introduction 13.2 Elements of Probability 13.3 Problems Types Based on Probability 14: Set Theory 14.1 Introduction 14.2 Representation of a Set 14.3 Venn Diagrams 14.4 Types of Sets 14.5 Subset of a Set 14.6 Operations on Sets 15: Clocks 15.1 Introduction 15.2 Concept of Clocks 15.3 Other Important Concepts of Clocks 15.4 Concept of Incorrect Clocks 16: Calendar 16.1 Introduction 16.2 Concept of Odd Days 16.3 Definition of a Leap Year 16.4 Counting Odd Days 16.5 Concept of Total Odd Days in 100, 200, 300 and 400 Years 16.6 Problems-Types Based on Calendars 17: Logarithms 17.1 Introduction 17.2 Important Formulas of Logarithms 18: Indices 18.1 Introduction 18.2 Fractional Indices 18.3 Rules for Indices 19: Mensuration 19.1 Introduction 19.2 Cuboid 19.3 Cube 19.4 Cylinder 19.5 Cone 19.6 Sphere 19.7 Mensuration Problems Based on Different Geometric Figure 20: Data Sufficiency 20.1 Introduction 20.2 Structure of a Data Sufficiency Problem 20.3 Approach to a Data Sufficiency Problem 21: Data Interpretation 21.1 Introduction 21.2 Concepts in Data Interpretation Solved Examples Practice Exercise Answer Key Answers and Explanations Mock Test 1 to 9