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.

** Option:**

**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.