$A$ boy goes to see a film and finds a man who is his relative. The man is the husband of the sister of his mother. How is the man related to the boy?

$A + B$ means $A$ is the father of $B$; $A - B$ means $A$ is the wife of $B$; $A \times B$ means $A$ is the brother of $B$; $A \div B$ means $A$ is the daughter of $B$.
If $P - R \times Q$,which of the following is true?

Daya has a brother,Anil. Daya is the son of Chandra. Bimal is Chandra's father. In terms of relationship,what is Anil to Bimal?

Given that $A + B$ means $A$ is the father of $B$,$A - B$ means $A$ is the wife of $B$,$A \times B$ means $A$ is the brother of $B$,and $A \div B$ means $A$ is the daughter of $B$. If $P \div R + Q$,which of the following is true?

Pointing to a person,a man said to a woman,"His mother is the only daughter of your father." How was the woman related to the person?

If,$(A)$ $P + Q$ means $P$ is the brother of $Q$,$(B)$ $P \times Q$ means $P$ is the father of $Q$,$(C)$ $P - Q$ means $P$ is the sister of $Q$,which of the following represents $S$ is the niece of $T$?