General Aptitude · Quantitative Aptitude
Official IIT answer key · IIT Roorkee · Audited Aug 2026
GATE CSE 2026 Set 1 Q3 · MCQ · 1 mark
Key concept
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Topic notes
Quantitative Aptitude in GATE CS evaluates foundational mathematical reasoning, arithmetic, algebra, combinatorics, elementary probability, and geometry through concise word problems and functional/graphical models. The questions emphasize direct application of core algebraic identities, logarithmic laws, rates, proportions, set intersections, and calculus-based optimization rather than heavy computation. Items are evenly distributed between 1-mark conceptual or single-step problems and 2-mark multi-step arithmetic, geometric, or conditional reasoning setups.
Full Quantitative Aptitude guide →Consider a knock-out women’s badminton singles tournament where there are no ties. The loser in each game is eliminated from the tournament. Every player plays until she is defeated or remains the last undefeated player. The last undefeated player is declared the winner of the tournament. If there are 64 players in the beginning of the tournament, how many games should be played in total to declare the winner of the tournament?
Topic-wise GATE CS PYQs with verified steps
Independent practice explanation verified by the GateAI team. GATE is conducted by the IITs; question text follows the official paper.
