In a family, there are six members A, B, C, D, E and F. 

A and B are a married couple, A being the male member. D is the only son of C, who is the brother of A. E is the sister of D. B is the daughter-in-law of F, whose husband has died. How is E related to C ? 

Veeru is the brother of the son of Raghu's son. Then what is the relationship of Veeru to Raghu ? 

Arun is father of 'B' but 'B' is not son of Arun then what is the relationship of 'B' to Arun ?

Conditions:

I is brother of J

K is father of I

L is brother of M

M is daughter of J , then

Who is I to L?

If 'A$B' means ' A is father of B ', 'A#B' means ' A is daughter of B ', 'A@B' means ' A is sister of B ' then  how is K related to Lin "H@K$L#M" ?

Pointing to a person Laxmi said " She is the only grand daughter of my grand mother's daughter." How that person is related to Laxmi ?

Introducing a man, a girl says " He is the only son of my mother's mother." How is the man related to the girl ?

Directions for question: There are six persons P, Q, R, S, T and U. R is the sister of U, Q is the brother of T’s Husband, S is the father of P and Grandfather of U. There are two fathers, three brothers and a mother in the group. Who is the mother?

A is father of X; B is mother of Y. The sister of X and Z is Y. which of the following statements is definitely not true?