CivilsIASPrep.comUPSC PYQs: Parity data sufficiency
Review complete published questions grouped by topic: Parity data sufficiency.
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Questions
- For integers x and y, is x even? Statement I: x²y² is even. Statement II: 1+x²+y² is odd.2026 · Prelims CSAT · Analytical Ability, Reasoning · Parity data sufficiency
- X contains odd numbers, Y contains even numbers, and every member of T comes from X or Y. Is every member of T from Y? I. The sum of any two members of T is even. II. For any p,q in T, (p−1)q is even.2026 · Prelims CSAT · Analytical Ability, Reasoning · Parity data sufficiency