CivilsIASPrep.comUPSC PYQs: Prime numbers
Review complete published questions grouped by topic: Prime numbers.
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- Acid Rain3 published questions
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- Prime factorization2 published questions
- Prime numbers2 published questions
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- UPSC Prelims 2015 GS Paper I100 published questions
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- Wetlands2 published questions
- Wildlife Protection2 published questions
- Women Empowerment2 published questions
- Women in Freedom Struggle2 published questions
- Workplace Harassment Case Study2 published questions
- World Physical Geography2 published questions
Questions
- Three prime numbers p, q and r, each below 20, satisfy p−q=q−r. How many distinct values can p+q+r take?2025 · Prelims CSAT · Numeracy, Basic Numeracy · Prime numbers
- Let p and k be prime numbers such that p²+k is also prime and less than 30. How many possible values can k take?2025 · Prelims CSAT · Numeracy, Basic Numeracy · Prime numbers