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Seven people, M,N,O,P,Q,R and S are sitting in a row, facing north. Only one person sits to the left of P. Only two people sit to the right of S. O sits second to the left of S. Only one person sits…

Question and options

Seven people, M,N,O,P,Q,R and S are sitting in a row, facing north. Only one person sits to the left of P. Only two people sit to the right of S. O sits second to the left of S. Only one person sits between O and N. Q is not the immediate neighbor of S. Only two people sit between Q and M.

How many people are sitting between P and R?
  1. 1
  2. 2
  3. 3
  4. 4

Answer and explanation

Correct answer: C - 3
Positions 1-7 from left: P=2, S=5, O=3; one person between O and N means N=1 (5 is S). Q,R,M fill 4,6,7; Q not next to S so Q=7, two between Q and M gives M=4, R=6. Between P(2) and R(6): 3 people.

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