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Read the question and the two statements, then decide which statement(s) is/are sufficient to answer it. Question: What is Ravi's rank from the top in a class of 30 students (all with distinct scores)? Statement I: Ravi is 18th from the bottom of the class. Statement II: Exactly 12 students scored more than Ravi.

Competition practiceData Sufficiency
  • AEither statement 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
  • DBoth statements together are needed (neither alone is sufficient)

Step-by-Step Solution

From I: rank from top = 30 − 18 + 1 = 13th. From II: if 12 students scored more, Ravi is 13th from the top. Each statement alone gives the answer, so either is sufficient.
Answer: A) Either statement alone is sufficient

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