Blood Relations Questions

Introducing Reeta, Monica said, "She is the only daughter of my father's only daughter." How is Monica related to Reeta?

Spandana is the sister of Raju. How is Raju's father's sister related to Spandana?

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 ?

Johnny's father is the brother­in­law of Nisha's only sister. How is Johnny related to Nisha?

Pointing at X, Y says, "X is the son of the only son of my mother". Then Y is X's ___.

If P is the brother of the son of Q's son, how is P related to Q?

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