All about Probability Probability Probability theory deals in random events. The central objects of probability theory are random variables, and events. Event is generally defined as outcome of an experiment. Events can be classified as deterministic or p…

All about  Permutation and Combination  Permutation

All About Profit & Loss

All About Ratio And Proportion What is Ratio? Ratio is a mathematical term used to compare two similar quantities expressed in the same units. The ratio of two terms ‘x’ and ‘y’ is denoted by x : y. In ratio x : y , we can say that x as the first t…