Permutations and Combinations: Counting Techniques for CAT Prep

Tackling quantitative aptitude sections in competitive exams like the CAT requires more than just memorizing formulas—it demands deep conceptual clarity and quick problem-solving strategies. This text-based course guides you from the absolute basics of counting theory to advanced selection and arrangement problems, helping you build the mental models needed to solve complex questions quickly. What you'll learn: Understand the fundamental counting principles of addition and multiplication; Differentiate clearly between permutations (arrangements) and combinations (selections); Apply systematic formulas and shortcuts to solve circular permutations and grid-path problems; Master grouping, distribution, and derangement techniques for advanced questions; Practice step-by-step problem-solving workflows designed for high-pressure exams. You will start with essential terminology and basic counting rules before moving on to advanced arrangement scenarios, selection constraints, and time-saving shortcuts. This course is designed specifically for beginners and exam aspirants who want to build a rock-solid mathematical foundation from scratch. Start reading today to build your quantitative confidence and master counting theory.