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WBCS Preliminary Examination 2015 — General Studies · Question 109 of 200

Q109
ReasoningSeating Arrangement, Ranking & Puzzles
Babloo ranked 16th from the top and 29th from the bottom among those who passed an examination. 6 boys did not participate in the competition and 5 failed in the examination. How many boys were there in that class?
  1. a.44
  2. b.40
  3. c.50
  4. d.55

Answer: (D) 55

Total who passed = $16 + 29 - 1 = 44$. Adding those who failed (5) and those who didn't participate (6): Total = $44 + 5 + 6 = 55$.