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Question: Who among A, B, C and D is the tallest? Statement I: A is taller than both B and C. Statement II: D is taller than A. 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

I alone gives A > B, C but says nothing about D. II alone gives D > A only. Combining: D > A > B, C, so D is the tallest. Both statements together are needed.
Answer: D) Both statements together are needed (neither alone is sufficient)

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