Five people A, B, C, D and E are sitting in a row facing you such that D is on the left of C and B is on the right of E. A is on the right of C and B is on the left of D. If E occupies a corner position, then who is sitting in the centre?

Draw a figure on the basis of above given question ,
P sits next to S but not to T. Q is sitting next to R who sits on the extreme left corner.
As shown in figure , P sits to the left of S.
Sitting arrangement :-

According to question,
We can draw a figure , in which G is between A and E .F and A have one boy between them . E and C have two boys between them . D is to the immediate .C and B have three boys between them.
From given figure it is clear that , E is second from left.
Sitting arrangement :-

Draw a figure on the basis of above given question ,
E is standing 40 metres left to B. A is standing 20 metres left to C. D is standing 20 metres right to E and 50 metres right to C.
Therefore , S is sitting to the immediate right of R.
sitting sequence :-

According to question,
If P is sitting second to the left of S and Q is sitting third to the right of R. T sits immediate right of S, Q is not on immediate right or left of S.
It is clear that , S is sitting to the immediate right of R.
Sitting arrangement :-

According to question,
We can draw a figure , in which A is on the right of B, E is on the left of B, but to the right of C. If A is on the left of D .
From given figure it is clear that , B is in the middle.
Sitting arrangement :-

Draw a figure on the basis of above given question ,
A is to the right of C, but left of B. E is sitting left of C and right of D, who is sitting to the right of F.
As shown in figure , F and B are sitting at the two ends of the row.
Sitting arrangement :-

Sunita is Mother - in - law

either Madan's daughter or Daughter of madan's daughter i.e Niece

either son or daughter

either son or daughter