This book has been specially prepared keeping in veiw the revised syllabus of B. Com (hons)/B.A. (Prog) for the students of first year.Also, this book will cater to the needs of students of chartered accountancy for their professional examination (PE-I) * It is hoped that the students will find this book interesting and the even the general reader will be able to gain to gain from it beacause special care has been taken to make the language simple.Coherent and practical.