According to question,
We can draw a figure , in which F is sitting opposite to E and between A and D. C is sitting to the right side of E and opposite to A.
From given figure it is clear that B and F are neighbours of A.
Sitting sequence :-

According to question,
We can draw a figure , In a circular arrangement of 3 boys (B₁, B₂ and B₃) and 3 girls (G₁, G₂and G₃) sitting for a dinner successively. if no two girls sit together .
Therefore , the position of G₃ and B₃ will be 5th and 6th .
Sitting Arrangement :-

According to question,
Draw a figure as per the details of sitting in a circle is
given above question ,
Hence , Gopal and Ram are the partners .
Sitting arrangement :-

According to question,
Draw a figure E is between A and D and A is to the right of B .
From given figure ,it is clear that C is to the left of B .
Sitting arrangement :-

According to question ,
Draw a figure , A group of friends are sitting in an arrangement one each at the corner of an octagon.
Hence , Ravi is to the right of Shalini .

According to question,
Draw a figure Bindu is to the left of Viji. Rekha is in between Bindu and Mumtaz. Jessa is in between Viji and Nirmala.Hence from given figure , it is clear that Nirmala is to the left of Mumtaz .
Sitting arrangement :-

According to question,
Draw a figure , as per the details of sitting arrangement in above question ,
From figure ,it is clear that Bobby is sitting to the right of Michael .

According to question,
We can draw a figure , in which Runa, Charu and Pari are females. Varun, Manu and Prakash are males. Manu is between Varun and Prakash, Charu is between Pari and Runa. Varun and Pari are opposite to each other. Person sitting to the right of Runa is male.
As shown in figure , Pari is sitting just to right of Prakash.
Sitting arrangement :-

W

D