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  9. Q253

SSC Selection Post (Phase XIV) 2025 · Question 253 of 284

If ab = 125​, what is the value of (a − 2)b+1 ​?

not-classified

  1. A16
  2. B64
  3. C81Correct
  4. D256

Answer: C. 81

Explanation

​Given: ab = 125 Solution: Express 125 as a power of a base: 125 = 53 By comparison: a = 5, b = 3. Copyright © 2026 Adda247 We need to find (a − 2)b+1 . Substitute values: (5 − 2)3+1 = (3)4 34 = 81 Final Answer 81​

Source: SSC Selection Post (Graduation) Similar Paper (Held on 25 Jul 2025 S3) — Adda247/CareerPower memory-based reconstruction with answers and solutions · memory-based

← Q252View full paper (284 questions)Q254 →

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