The ‘Your Companion to Mathematics’ is a book specially written to help students prepare for their G.C.E ‘O’ level Maths Examinations. It consists of notes and examples, which come in handy when students need to revise for exams. It also contains practice questions presented in different levels of difficulty. Specimen papers have also been included to let students self-test themselves. This book will definitely help students master the key concepts and principles essential for achieving success in their school tests and examinations.