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How is P related to Q? Statement I: P is the brother of R. Statement II: R is the daughter of Q. Which statement(s) is/are sufficient to answer the question?

Competition practiceData Sufficiency
  • AStatement I alone is sufficient but Statement II alone is not
  • BEither statement alone is sufficient
  • CStatement II alone is sufficient but Statement I alone is not
  • DBoth statements together are needed (neither alone is sufficient)

Step-by-Step Solution

I only links P to R, II only links R to Q; together R is Q's daughter and P is R's brother, so P is Q's son.
Answer: D) Both statements together are needed (neither alone is sufficient)

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