‘P # Q’ means ‘P is the husband of Q’.
‘P $ Q’ means ‘P is the son of Q’.
‘P @ Q’ means ‘P is the brother of Q’.
‘P % Q’ means ‘P is the father of Q’.
‘P & Q’ means ‘P is the mother of Q’.
'P × Q’ means ‘P is the wife of Q’.
Which of the following statements is correct regarding the given expression?
M × O $ N @ Q % R # S
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4 i.e. N is the brother of R’s father.
The family tree will be

According to family tree
M is the brother of R. False
M is the daughter-in-law of R. False
O is the daughter of Q. False
N is the brother of R’s father. True
Hence, the correct answer is N is the brother of R’s father.