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How is T related to K? Statement I: K is the brother of T. Statement II: T is the mother of K.

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

Step-by-Step Solution

Statement II directly says T is the mother of K. Statement I only shows T is K's sibling but does not reveal T's gender, so it cannot fix the exact relation.
Answer: B) Statement II alone is sufficient but Statement I alone is not

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