In this type of questions, some clues regarding seating or placing sequence (linear or circular) of some persons or items is given. The candidate is required to form the proper sequence using these clues and answer the questions accordingly.

In a March Past, seven persons are standing in a row. Q is standing left to R but right to P. O is standing right to N and left to P. Similarly, S is standing right to R and left to T. Find out who is standing in the middle.

A. P
B. Q
C. R
D. O
Answer: B . Q

Justification: Q is left to R and to the right of P i.e. P, Q, R. O is to the right of N and left of P i.e. N, O, P. S is to the right of R and left of T i.e. R, S, T. So the order is : N, O, P, Q, R, S, T. Clearly, Q is in the middle.