انگلیسی 1385

Speed Maths And Beauty Of Numbers (With Problems On Mental Ability And Reasoning) This book differs from an ordinary text book. It contains exceptional study material for those entering colleges, vocational schools etc., which can also be useful at school level, and the knowledge of its in many competitive exams. The material in Part I is presented in a new form. It contains speed calculations by various methods. The methods described will provide the reader faster and easier wasy to add, subtract, multiply, divide and take square roots etc. One can apply them at home or at business, to save time. These methods require no special ability in mathematics. About Author : A.S. Bhatia (b. 1947) a professional engineer and consultant, did his B.Tech. from IIT Delhi. He is an outstanding scholar having great interest in science and mathematics. He has attended many seminars and conferences. He is also visiting faculty member of educational instutes.