Blood Relation
In a certain code language,A + B means 'A is the mother of B',A - B means 'A is the brother of B',A x B means 'A is the wife of B' andA ÷ B means 'A is the father of B'.How is M related to Q if 'M + N - O ÷ P x Q'?
A points to B and says, 'He is the only son of my mother's brother.' How is B related to A?