Have you wondered what is the difference between a permutation and combination? When do we use it? Learn this and much more by watching this presentation !. This is exclusively designed for students preparing for the GRE QUANTITATIVE section. Here, we learn what are permutations and combinations, the formulae used for evaluating them and how to use them in problems. We also deal with the basic rules of probability . Problems in probability are also discussed using the addition theorem and multiplication theorem. For more videos, subscribe to my channel or visit my page https://www.mathmadeeasy.co/about-1