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How is K related to N? Statement I: K is the brother of M. Statement II: M is the mother of N. Which statement(s) are sufficient to answer?

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

Step-by-Step Solution

I links K to M only; II links M to N only. Together, K is the brother of N's mother, i.e. N's maternal uncle.
Answer: A) Both statements together are needed (neither alone is sufficient)

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