Pointing to a woman. Raghav said. "Her son is my daughter's uncle". How is the woman related to Raghav?

Pointing towards a lady, a boy says, “She is the daughter of the woman who is the mother of the husband of my mother”. How is the lady related to the boy?

If A @ B means ‘A is the mother of B’, A # B means ‘A is the brother of B’, A * B means ‘A is the sister of B’, A % B means ‘A is the father of B’, then which of the following indicates the relationship R is the grandmother of Q?

Directions: Read the following information and answer the questions given below it:
A is the father of C. But C is not his son.
E is the daughter of C. F is the spouse of A.
B is the brother of C. D is the son of B.
G is the spouse of B. H is the father of G. 

Who is the grandmother of D?   

M is the son of N. O is the father of N. P is the father of M. How is N related to P?

Divya said, “That lady is my husband’s sister's only sibling’s son's paternal grandmother". How is that lady related to Divya? 

B has only two children. A is the mother of B. C is married to the only daughter of B. C is the only child of F. C is the brother in law of G. H is married to G. J is the mother in law of H.

How B is related to H?

A is the sister of B. B is the brother of C, C is the son of D. How is D related to A?