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WBCS Main Examination 2023 — Paper VI: Arithmetic and Test of Reasoning · Question 136 of 200

Q136
ReasoningAnalogy, Classification & Odd One Out
PST : 1 : : NPR : ?
  1. a.3
  2. b.4
  3. c.1
  4. d.7

Answer: (A) 3

Add the letters' alphabet positions and reduce to a single digit: P + S + T = 16 + 19 + 20 = 55, then 5 + 5 = 10 and 1 + 0 = 1. Likewise N + P + R = 14 + 16 + 18 = 48, then 4 + 8 = 12 and 1 + 2 = 3. So the answer is 3.

Q135 Whole paperQ137