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Photograph pointing: Determine Reena’s relation to the boy in the photo. Statement by Reena: “He is the only son of the only child of my grandfather.” Choose how Reena is related to that boy.

Q: Photograph pointing: Determine Reena’s relation to the boy in the photo. Statement by Reena: “He is the only son of the only child of my grandfather.” Choose how Reena is related to that boy.

Reasoning “Only child of my grandfather” is Reena’s parent. The boy is the only son of that parent ⇒ the boy is Reena’s brother. Conclusion Reena is the boy’s Sister.

Difficulty: Easy

Mother
Sister
Aunt
Cannot be determined

Correct Answer: Sister

Explanation:

Reasoning
“Only child of my grandfather” is Reena’s parent. The boy is the only son of that parent ⇒ the boy is Reena’s brother.

Conclusion
Reena is the boy’s Sister.

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