Correct Answer
✅ Option a — Father-in-law
All Options:
- AFather-in-law
- BGrandson
- CFather
- DSon
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Detailed Solution & Explanation
1. 'grandson of my mother': Amit's mother's grandson, which is Amit's son (or Amit's brother's son).
2. 'wife of the grandson...': The wife of Amit's son (which is Amit's daughter-in-law) or the wife of Amit's brother's son.
If the grandson is Amit's son, then Amit is the father-in-law of the girl.
Looking at the options, 'Father-in-law' is Option A.
Note: The textbook answer key has a typographical error marking this as Option D (Son). The correct choice is Option A (Father-in-law).
Hence, **Option A** is the correct answer.
About This Chapter: Blood Relations
Paper
Paper 3: Quantitative Aptitude
Weightage
5 Marks
Key Topics
Blood Relations
This chapter covers Blood Relations and is part of Paper 3: Quantitative Aptitude in the CA Foundation exam.
View Official ICAI SyllabusExam Strategy Tip
This topic carries 5 Marks weightage. Focus on understanding core concepts rather than memorizing.
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If X is brother of son of Y's son, then how is X related to Y?
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