About the Book: The Pearson Guide to Quantitative Aptitude for Competitive Examinations: 2nd Edition The Pearson Guide to Quantitative Aptitude for Competitive Examinations, 2/e is a comprehensive package of questions to master the 'quantitative aptitude' section that forms an important part of various entrance examinations such as MBA, MCA, banks, railways, defence, etc. The book has been revised as per the latest pattern followed by these competitive examinations. This new edition offers a blend of brand new questions and previous years' problems along with their explanatory answers. It presents concepts in a concise manner in the form of formulae, definitions, and tips and tricks for a quick revision. Features Concise definitions with explanation of basic principles supported by ample number of examples Separate section on short-cut methods Over 4,000 plus multiple-choice questions for practice Comprises questions of varying levels of difficulty Contents Numbers H.C.F. and L.C.M. of Numbers Square Root and Cube Root Simplification Percentage Average Ratio and Proportion Partnership Profit and Loss Time and Work, Work and Wages Pipes and Cisterns Time and Distance Boats and Streams Races and Games of Skill Alligation or Mixture Problems on Ages Simple Interest Compound Interest Logarithms Stocks, Shares and Debentures Discount (True and Banker's) Binary Number System Series Clocks and Calendar Polynomials H.C.F. and L.C.M. of Polynomials Linear Equations Quadratic Equations Progressions Set Theory Permutations and Combinations Probability Mensuration I: Area and Perimeter Mensuration II: Volume and Surface Area Trigonometric Ratios Heights and Distances Plane Geometry Coordinate Geometry About the Author: Dinesh Khattar Dinesh Khattar, M.Sc., Ph.D., has impeccable academic credentials. He is a gold medalist and topped both the B.Sc and M.Sc. examinations of the University of Delhi. He has been teaching undergraduate mathematics for the past 18 years and has autho