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Data Sufficiency - Base Level 1 Question 27 – answer, explanation & discussion

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Question 27 Back to Exercise
Questions : How is X related to Y ? 
Statements :
 
I.  Y and Z are children of D who is wife of X.
II. R's sister X is married to Y's father.

  • A I. alone is sufficient while II alone is not sufficient.
  • B II. alone is sufficient while I alone is not sufficient.
  • C Either I or II is sufficient is sufficient. Correct
  • D Neither I nor Ii is sufficient.
  • E Both I and II are sufficient.
Correct Answer: Option C

Form I, we conclude that Y is the child of D who is wife X i. e. X is Y's father. From II, X is married to Y's father. This implies that X is Y's mother.

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