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Five friends A, B, C, D and E have different heights. Who is the tallest? Statement I: A is taller than both B and C. Statement II: D is taller than A, and E is shorter than C. Which statement is sufficient to answer?

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

Step-by-Step Solution

I leaves D and E unplaced; II leaves B and C unplaced. Together, D > A > B, A > C > E, so D is taller than everyone, making D the tallest.
Answer: A) Both statements together are needed (neither alone is sufficient)

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