Blood Relations Questions

Introducing a woman, a boy says, "She is the wife of my grandfather's son". How is the woman related to the boy?

Pointing towards a boy, a girl says, "He is the only son of my mother's brother". How is the girl related to the boy ?

If A is the mother of B and K, D is the husband of A. E is the son of D's brother. What is the relation of A with E

P and Q are brothers. P is the father of S. R is the only son of Q and is married to U. How is U related to S?

How is Sameer related to Akbar if Sameer introduced Akbar as his maternal grandmother's only son's son?

Mathur's uncle's daughter's brother is Salmi. How is Sonm related to Mather? 

A is D's brother. D is B's father. B&C are sisters. How is C related to A?

Rajaram's son's sister's mother is Ramani. How is Ramani related to Rajaram?