Blood Relations Questions

A boy says to a girl, "Your father's wife is the only daughter of my maternal grandmother." How is the boy related to the girl?

Q is P's sister. R is P's mother. M is Mrs. R's father. How is Q's father related to M?

Introducing a girl, a boy says, "She is the daughter of my father's only brother­in­law". How is the girl related to the boy?

Kishan is the son­in­law of Rajesh's father­in­law. Rajesh's wife has a younger sister. How is Rajesh related to Kishan?

If X has two sisters - Y and Z, and W's mother is the sister of Y's father, then W is Z's ___.

Punit said to a lady, "The sister of your father's wife is my aunt". How is the lady related to Punit?

A woman pointing to a man said, "He is the widower of my uncle's brother's daughter." How is the man related to the woman?

Introducing a woman, Anjali says, "She is the wife of my daughter's only brother". How is the girl related to Anjali?