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Topic Percentage
Asked 12 times across 4 UPSC exams over 10 years (2015–2025), peaking in 2025.
Key insights
- Most tested in EPFO — 7 of 12 PYQs
- Most asked in 2025
- Recurs across 5 years (2015–2025)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
EPFO 2015 → CAPF 2019 → ESE 2022 → CISF 2025
How the concept evolved
Rising — more than half its appearances (9 of 12) are since 2016.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
EPFO2025
If x percent of a is same as y percent of b, then what percent of a is z percent of b ?
- A zx/y
- B xy/z
- C yz/x
- D x/yz
Answer key not yet available (pending official release)
Quantitative Aptitude › Algebra
EPFO2025
Consider the following Assertion and Reason : Assertion : 15% discount on the marked price of an item is more than the discount of 10% on the marked price of the same item and a subsequent (successive) discount of 5%. Reason : The subsequent (successive) discount is on the discounted amount. Which one of the following is correct with regard to the above Assertion and Reason ?
- A Both the assertion and the reason are individually true and the reason is a correct explanation of the assertion.
- B Both the assertion and the reason are individually true, but the reason is not a correct explanation of the assertion.
- C Assertion is true, but Reason is false.
- D Assertion is false, but Reason is true.
Answer key not yet available (pending official release)
Quantitative Aptitude › Arithmetic
CISF2025
The marked price (x) of an item is increased by 10% and subsequently decreased by 15%. If the final price is y, then :
- A x = y
- B x < y
- C x > y ✓
- D Cannot be determined
✓ Correct answer: (C)
Quantitative Aptitude › Arithmetic
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