Pointing to a girl, Sunil said, "Her mother's brother is the only son of my mother's father and the brother has only one sister". How is the girl's mother related to Sunil? A. Maternal Aunt B. Sister C. Mother D. Grandmother

Pointing to a girl, Sunil said, "Her mother's brother is the only son of my mother's father and the brother has only one sister". How is the girl's mother related to Sunil? A. Maternal Aunt B. Sister C. Mother D. Grandmother Correct Answer C

Given,

Pointing to a girl, Sunil said, "Her mother's brother is the only son of my mother's father and the brother has only one sister".

The meaning of the above statement is girl's mother's brother is the only son of Sunil's mother's father and girl's mother's brother has only one sister it means the girl is the sister of Sunil and girl's mother is also the mother of Sunil. 

Preparing the family tree using the following symbols,

[ alt="Sourabh Kadam 2610 direction" src="//storage.googleapis.com/tb-img/production/21/01/Sourabh%20Kadam_2610_direction.PNG" style="width: 206px; height: 313px;">

The possible family tree is:

∴ [ alt="F1 Rishab 23.1.21 Pallavi D2" src="//storage.googleapis.com/tb-img/production/21/01/F1_Rishab_23.1.21_Pallavi_D2.png" style="width: 216px; height: 160px;">

Here we see the girl's mother is also the mother of Sunil.

Hence, the correct answer is C.

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