About the book The book is an ensemble of multiple choice questions in varying degrees of difficulty to provide the students a comprehensive learning exercise. It is compiled to enable the students to think in a creative way and out of the box. We must know how to apply fundamentals of mathematics in practical life also, and not just solving exercises. The book presents mathematical problems from real-life situations with their answers and explanations at the back. The book also includes reasoning and analytical questions, catering to the requirement for preparation of competitive exams such as the International Mathematics Olympiads.