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  9. Q53

WBCS 2022 · Question 53 of 191

A number series is given with one wrong term. Identify the wrong term: 53, 59, 63, 67, 71

Reasoning

  1. A53
  2. B63Correct
  3. C67
  4. D71

Answer: B. 63

Explanation

Official WBPSC key (Series A): (B) 63. 53, 59, 67, 71 are prime; 63 is the wrong (non-prime) term.

Source: WBCS (Exe) etc. (Prelim) 2022, Series A

← Q52View full paper (191 questions)Q54 →

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