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  9. Q36

SSC Selection Post (Phase XIV) 2017 · Question 36 of 151

When the marks of a student were wrongly entered as 53 instead of 23, the average of the class increased by 0.5. Find the number of students in the class.

average

  1. A20
  2. B30
  3. C40
  4. D60Correct

Answer: D. 60

Official answer key verified. Detailed explanation coming soon.

Source: MASTER QUESTION PAPER WITH KEY — SSC Selection Post Phase-IV/2017 Graduate Level (Exam Code SSC_181117_GRAD_1, 18-Nov-2017) — splessons mirror reproducing SSC official final answer key · reliable-secondary

← Q35View full paper (151 questions)Q37 →

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