'A # B' means 'A is the sister of B'. 'A @ B' means 'A is the son of B'. 'A & B' means 'A is the husband of B'. 'A % B' means 'A is the wife of B'. If 'A # B % C @ D & E', then how is B related to E? MCQ with Answer and Explanation

Explanation:
The daughter of A's grandmother is A's aunt or mother. The only brother of this daughter is A's father or uncle. Based on standard reasoning conventions for 'only' relations, this points directly to the Father.

Explanation:
P is mother of K. K is sister of D, so D is also child of P. D is father of J, so J is child of D. Therefore P is grandmother of J (paternal grandmother).

Explanation:
The boy's uncle's mother's son refers to the boy's father. Therefore, the girl is the daughter of the boy's father, i.e., his sister.