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Is P the grandfather of S? Statement I: P is the father of Q, who is the father of S. Statement II: S is the son of Q.

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

Step-by-Step Solution

Statement I gives P as father of Q and Q as father of S, so P is S's grandfather. Statement II mentions nothing about P.
Answer: B) Statement I alone is sufficient but Statement II alone is not

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