Like many others i was also a victim of this topic and decided to order this book and god it was one of the best decisions i have ever made.It is really fun to see that the concepts that have troubled you so much just melting down at your feet.In the preface the writer says that he has taken great care in selection of the questions and my word he has!! It just builds up in layers one question after another every time taking you to another step..

A lovely book that feels like one of those Dan...

fantastic and a work of art. This book is great who love maths and loves to fiddle with it. Let alone marks, this book is like a mathematical meditation. Surely, may the god of Indian Mathematics, Ramanujan, bless the book and its author.

Good book.

The book by disha is really useful to me ....To understand the concept of.. Probability...And thanks for the fast delivery.. Flipkart

I would like to pay thanks to the author for facilitating us with this unique book..A book which has five sections in increasing order of difficulty levels which changed my perspective of approaching different types of problems..Permutation & combination,once a horror to me has now become a piece of cake of mine. I feel this book will help all JEE entrance aspirants as well as all who wants to learn permutation and combination

Nice book 📚

This is the best book on P&C and probability available. There are large number of questions with various levels of difficulty. Also detailed solution of each and every question is given

Highly recommend book for those preparing for different entrance examination.

Very good

Best book for preparation of most weightaged topics of jee