Quantitative and aptitude books are really important to attend the competitive exams.Its all deals about our practice if we practice more we can able to understand the quants very easily. solving the problem is the only thing made me to like the maths subject. The feeling about solving the horrible trignometry in my schooldays its just unimaginable.The author will take you to understand easily by step by step procedure for the beginner .The simple problems with step by step procedure made u to work out easily and to sort out easily and all the chapters teach u how to work out with the formulas.This book is highly recommended for the arithmetic portions except the trignometry geometry.Algebra as it contains minimum number of questions . This book really contain all types of questions and also all collections of problems which was often asked in the examination.The content of this book is divided into two equal parts . one part contains the portions with arithmetic and the second part is deals with the portions data interpretations . By our continuous practising of the problems in this book we can increase our level of competitive examinations .quantitative aptitude the book of R S agarval is really useful the competitive exams such as IBPS, CAT, TNPSC, UPSC, LIC, civil service examinations . All these exams will contain separate section for quantitative problems and also the cut off, this book aim is to make ourself to solving any type of quants problem by practising and solving all the problems in this book.