M is the son of P. Q is the granddaughter of O who is the husband of P. How is M related to O? 

If A is the mother of B. C is the son A, D is the brother of E, E is the daughter of B. Who is the grandmother other of D?

Sunil is the son of the Kesav. Simran is Kesav's sister, has a son Maruti and daughter Sita. Prem is the maternal uncle of Maruti. How is Sunil related to Maruti? 

A is B's sister. C is B's mother. D is C' s father. E is the D' g mother. Then how is A related to D ? 

Pointing to a photograph a woman says “ He is the only son of the daughter of my mother-in-law’s only son. How is the man related to woman?

In a family A is the brother of B , C is the father of A, D is the brother of E and E is a daughter of B then the uncle of D is ? 

Pointing towards a woman, Amit said, "She is the sister of my wife's husband." How is the woman related to Amit?

Vimal is the son of Mikka, and Nina is the daughter of Milan. Milan is the sister of Mikka. Who is Milan to Vimal?