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WBCS Preliminary Examination 2020 — General Studies · Question 154 of 200

Q154
ReasoningCoding-Decoding
The letters L, M, N, O, P, Q, R, S and T in some order are substituted by nine integers 1 to 9. 4 is assigned to P. The difference between P and T is 5. The difference between N and T is 3. What integer is assigned to N?
  1. a.7
  2. b.5
  3. c.4
  4. d.6

Answer: (D) 6

Since P = 4 and |P - T| = 5, T = 9. Since |N - T| = 3, N = 6.

Q153 Whole paperQ155