This book is written for courses like MBA, PGDM, M. Corn., MCA, BCA, B. Tech. BBA, BBA (CAM) and B. Sc. (Computers) for courses taught under titles as Management Science, Quantitative Methods, Introduction to Operations Research, Quantitative Techniques for Management, Quantitative Aids to Decision Making in GGSIPU, UPTU, MDU and other Indian Universities and B-Schools.