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Is A older than B? Statement I: A is 5 years older than C, who is 3 years older than B. Statement II: B is younger than C. Which statement(s) is/are sufficient to answer the question?

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

Step-by-Step Solution

From I, A = C + 5 and C = B + 3, so A = B + 8, meaning A is older than B. II compares only B and C, saying nothing about A.
Answer: D) Statement I alone is sufficient but Statement II alone is not

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