For B.B.A., B.B.S., B.C.A., B.I.B.F., I.C.W.A., B.Com., M.Com., M.C.A., M.B.A. etc. students of different Indian Universities. • Every concept has been explained with the help of solved examples. • Working rules, showing the various steps for the applications of formulae have also been given. • The diagrams and graphs have been neatly and correctly drawn in such a way that the students have the complete understanding of the problem by simple looking at them