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How is A related to C? Statement I: A is married to D, and D is the mother of B. Statement II: B is the brother of C. Which statement(s) are sufficient to answer?

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 links A to B but not C; II links B to C but not A. Together, A is the father of B, and B and C are siblings, so A is C's father.
Answer: B) Both statements together are needed (neither alone is sufficient)

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