Can you multiply 4721 by 3908 and get the answer in a single line ?Can you find the cube root of 262144 or 704969 in just 2 seconds ?Can you find a person's birth-date without him telling you ?Can you find out how much money a person has without him telling you ?Can you solve squares, square roots, Algebra and Geometry questions in a jiffy ?!All such amazing techniques are mentioned in this book which will help you befriend numbers and score very good marks in your exams. The book is divided into three parts – Basic, Intermediate and Advanced. Enough solved examples are given for easy understanding. A practice exercise is given after every chapter to enable the student to test himself. Filled with illustrations and graphical designs it is a very handy guide for all students aiming to score high marks in math and crack competitive exams.