A + B means A is the daughter of B ;
A x B means A is the son of B  and
A - B means A is the wife of B.

If P x Q - S, which of the following is true ?

B. S IS FATHER OF P

A + B means A is the father of B ;
A - B means A is the wife of B ;
A x B means A is the brother of B ;
A ÷ B means A is the daughter of B.

If P x R ÷ Q, which of the following statements is true ?

D. P IS THE SON OF Q

Pointing to a girl in the photograph, Amar said, "Her mother`s brother is the only son of my mother's father." How is the girl`s mother related to Amar ?

C. AUNT

Pointing out to a photograph, a man tells his friend, "She is the daughter of the only son of my father's wife."
How is the girl in the photgraph related to the man ?

A. DAUGHTER

A is father of C and D is son of B. E is brother of A. If C is sister of D, how is B related to E ?

A. DAUGHTER