GATE Quantitative Aptitude: Permutation & Combination


Master Permutations & Combinations with GATE-level Problems and Shortcuts

What you will learn


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Master the fundamentals of Permutation & Combination with a clear, step-by-step approach.

Develop speed and accuracy through shortcut methods, tricks, and problem-solving strategies.

Practice a variety of GATE-level solved examples.

Gain confidence to tackle complex aptitude problems under exam conditions.

Add-On Information:

  • Deconstruct Complex Scenarios: Learn to break down intricate counting problems into manageable stages, correctly identifying whether a permutation or combination is required.
  • Master Fundamental Principles: Gain a robust understanding of the Addition and Multiplication Principles, applying them effectively to diverse counting challenges.
  • Explore Advanced Counting Techniques: Delve into arrangements and selections with repetitions, circular permutations, and the concept of derangements crucial for higher-level aptitude.
  • Systematic Problem Identification: Develop a keen eye for subtle keywords and context clues within problem statements to dictate the appropriate P&C approach.
  • Techniques for Conditional Problems: Acquire strategies for handling ‘at least,’ ‘at most,’ ‘not together,’ and ‘always together’ conditions frequently seen in GATE.
  • Bridging P&C with Probability: Understand how Permutation & Combination forms the bedrock of probability, enabling accurate calculation of complex event probabilities.
  • Strategic Thinking for Multi-Stage Problems: Learn to visualize and plan multi-step problems, ensuring all possible cases are considered without overcounting or undercounting.
  • Common Pitfalls and Avoidance: Identify and learn to sidestep common mistakes in P&C problems, from incorrect formula application to misinterpretation of constraints.
  • Graphical and Tabular Approaches: Discover methods like tree diagrams or organized listing for visualizing and solving intricate counting, especially when formulas seem complex.
  • Optimizing Solution Pathways: Practice recognizing the most efficient path to a solution, saving crucial time during the GATE exam by avoiding circuitous calculations.
  • PROS:
  • GATE-Specific Content: All material is meticulously designed for the GATE exam, ensuring focused and relevant preparation without extraneous topics.
  • Deep Conceptual Understanding: Fosters a robust grasp of P&C principles beyond memorization, emphasizing practical application in diverse problem scenarios.
  • Flexible Self-Paced Study: Learn at your convenience, allowing you to revisit complex concepts and tailor your learning journey for optimal mastery.
  • CONS:
  • Demands Self-Discipline: Success largely depends on consistent self-practice and active engagement, as the course is designed for independent learning.
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