I think this is the best book for reference for maths subject to get good grades in exam as well as achieve good marks in competitive exams . As this books consist of sample papers also to solve of previous years. the readability of these book is very good it is very easy for everyone to understand each concept in this book . As this book contain all the question which are asked in the boards . The book packaging is quite well it’s always come in the pair. And it has all NCERT question present in it. as I think your should refer this . If your referring this book no else books are needed to refer and your maths will quite improve .as well as the content in the book is well managed proper space between the question.each section of the book is explained in detail .
I think you should prefer this book if you really want to score and good marks in maths subject.