In a certain code language,
‘M & N’ means ‘M is the wife of N’,
‘M @ N’ means ‘M is the son of N’,
‘M $ N’ means ‘M is the mother of N’.
Based on the above, how is R related to O if ‘N $ O @ P @ Q & R’?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. Father’s father.

R is Father’s father of O.