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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 Percentage

Compound Interest → The amount A due after t years, when a principal P is given on compound interest at the rate R% per annum is given by -

Simple Interest → The principal in case of S.I is always same at the beginning of every year. → The principal for C.I was increasing constantly. The interest earned each year was added on to the principal at the end of that year and the resul…

Percentage wise distribution of Topics For Tier-II

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…