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How is M related to N? Statement I: M is the husband of N's only daughter. Statement II: N is M's father-in-law.

Competition practiceData Sufficiency
  • AStatement I alone is sufficient but Statement II alone is not
  • BStatement II alone is sufficient but Statement I alone is not
  • CBoth statements together are needed (neither alone is sufficient)
  • DEither statement alone is sufficient

Step-by-Step Solution

I alone: M is N's son-in-law. II alone: M's gender is unknown, so M could be N's son-in-law or daughter-in-law. Hence only Statement I is sufficient.
Answer: A) Statement I alone is sufficient but Statement II alone is not

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