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How is D related to F? Statement I: D is the son of F's sister. Statement II: F is the brother of D's mother. Which statement(s) is/are sufficient to answer the question?

Competition practiceData Sufficiency
  • AEither statement alone is sufficient
  • BBoth statements together are needed (neither alone is sufficient)
  • CStatement II alone is sufficient but Statement I alone is not
  • DStatement I alone is sufficient but Statement II alone is not

Step-by-Step Solution

I makes D male and F's nephew; in II the gender of D is unknown, so D could be F's nephew or niece.
Answer: D) Statement I alone is sufficient but Statement II alone is not

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