This is a very useful Question Bank published by FULL MARKS. I am a 10th grader and I used it in my 9th grade for my maths practice and honestly this book is a complete package that comes up with following specifications :Theory Explantion of Each Chapter :NCERT Questions Solved :NCERT Examples solved :Additional Questions :Test Yourself Questions After solving this you won't need to use any other book or questions bank that's my personal experience and I got 98 marks in final term examination by using this.