In a certain code language, A = B means, A is the husband of B', A + B means, 'A is the brother of B', A/B means, 'A is the father of B' '. Based on the given information, if ‘P / Q / R + S’ then how is P related to S? 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:
The man's granddaughter is the woman's mother. Therefore, the man is the woman's great-grandfather.

Explanation:
G @ H → G husband of H. H & N → H mother of N. N # K → N brother of K. So N and K are children of G and H. K % Y → K wife of Y, so Y husband of K. G is father of K, so G is father-in-law of Y.