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Question: Who among P, Q, R and S is the tallest? Statement I: P is taller than both Q and R. Statement II: S is taller than P. Which statement(s) are sufficient to answer the question?

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

Step-by-Step Solution

From I alone, P is taller than Q and R but S is unknown — not sufficient. From II alone, only S > P is known — not sufficient. Combining both: S > P > Q and P > R, so S is the tallest. Both together are sufficient.
Answer: D) Both statements together are needed (neither alone is sufficient)

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