Permutation and Combinations has always been a dreaded and Rank producing chapter in every student’s life and they usually have confusion as to which book to follow. There is a large gap between the student’s understanding and the presentation of the numerous books available in the market today. To bridge this gap, Ramesh Chandra has come up with this book on P&C written in the best possible sequence. The book is compiled by the author to cover up the difficulties faced by the students. A No.1 success tool that includes all the concepts, samples, subjective & objective exercises, puzzles, IQ tests, easy learning methods and analysis to bring out the best in every student. This is a must-have for students aspiring to make it to the IIT’s.