Quantum CAT by Arihant is the best resource for Quantitative Aptitude. This is an all-inclusive book for students aspiring to land a seat in the Indian Institutes of Management (IIMs). This tailor-made book has been designed to meet the requirement of CAT, so that even a non-mathematics background student can qualify the test paper as easily as someone with mathematical prowess. This study resource will help candidates in standing on their tip-toes to face the exam by encouraging problem solving using intuitive skills and mental arithmetic in the pragmatic approach. Hence this will act as 'The' book for students preparing for CAT, XAT, CMAT, SNAP, IIFT and other management entrances can refer to. The present study resource is a well-designed module for developing the concepts of Quantitative Aptitude. The book has been divided into 21 chapters namely Fundamentals, Averages, Allegations, Ratio, Proportion and Variation, Percentages, Profit, Loss and Discount, CI/SI/Instalments, Time and Work, Time, Speed and Distance, Mensuration, Trigonometry, Geometry, Elements of Algebra, Theory of Equations, Set Theory, Logarithm, Functions and Graph, Sequence, Series and Progressions, Permutations and Combinations, Probability and Co-ordinate Geometry. Each chapter in the book begins with a brief summary of the topics covered in each chapter. Each chapter ends with three levelled practice exercises including the final round which will help in final revision and self-analysis of the level of understanding of a particular chapter. The Hints and Solutions have been provided for the questions covered in the practice exercises. The book also contains last seven years' (2011-2016) solved papers of SNAP, XAT and IIFT to help aspirants to get an insight into the recent years' examinations and the types of questions asked therein. As the book contains ample study as well as practice material, it for sure will help aspirants score high in the upcoming CAT, SNAP, IIFT, XAT and other management entrances.