Foundation Mathematics for IIT-JEE/ Olympiad Class 9 is the thoroughly revised and updated 4th edition (2 colour) of the comprehensive book for class 9 students who aspire to become Engineers. The book goes for a complete makeover to 2-colour (from B&W) so as to make it more reader friendly. The theoretical concepts in the book are accompanied by Illustrations Check Points Do You Know? Idea Box and Knowledge Enhancer. The book has in total 1530 questions divided into 4 levels of fully solved exe