If ‘B’s mother was A’s mother’s daughter, how was A related to B?

Who will be A's mother's sister's sister's son's sister?

If 'X $ Y' means 'X is father of Y'; 'X # Y' means 'X is mother of Y'; 'X × Y' means 'X is sister of Y', then how is D related to N in N # A $ B × D?

Direction: Read the following information carefully and answer the questions which follow .
A family consists of six persons . I is O ' s grandfather , O is the niece of J and N . I has three  children , a daughter and two sons . J is Q ' s sister in - law . N is unmarried . M is also a member of  this family . 

How is J related to I ? 

F is brother of A. C is the daughter of A. K is the sister of F. G is brother of C. Who is G's uncle?

Pointing to a woman, I said that her brother’s only son is the brother of my wife. How is the woman related to me?

Lalita's father is married to Sarita's mother. Lalita has two daughters - Priya and Gauri. Sarita has two sons Atul and Rakesh. Vivek is the father of Priya and Mangesh is the father of Rakesh. How is Lalita's father related to Atul's father?

A # B’ means ‘A is the brother of B’.
 ‘A @ B’ means ‘A is the daughter of B’.
 ‘A & B’ means ‘A is the husband of B’.
 ‘A % B’ means ‘A is the wife of B’.
 If D @ N @ H & Y @ F % V, then how is N related to F?