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  9. Q77

ibps-rrb-oa 2023 · Question 77 of 209

The average age of 28 students in a class is 15. If the teacher’s age is included, the average increases by one. The age of the teacher is :

Average

  1. A(a) 25 years
  2. B(b) 30 years
  3. C(c) 44 yearsCorrect
  4. D(d) 40 years
  5. E(e) 46 years

Answer: C. (c) 44 years

Official answer key verified. Detailed explanation coming soon.

Source: RRB Clerk Prelims Memory-Based Paper – 19 Aug 2023 Shift 1 (TeachingNinja) · memory-based

← Q76View full paper (209 questions)Q78 →

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