Data Sufficiency — youngest among four (Madan, Kamal, Sharad, Arvind) Given base info: Madan is older than Kamal; Sharad is younger than Arvind. Statements: I. Sharad is younger than Madan. II. Arvind is younger than Kamal. Choose the correct sufficiency option to identify the youngest person.
Verbal Reasoning
Data Sufficiency
Difficulty: Easy
Choose an option
Answer
Correct Answer: II alone is sufficient while I alone is not sufficient
Explanation
Base relations M > K and A > S.
Using Statement I S < M. Combined with base (A > S), we still cannot order among A, K, S fully ⇒ insufficient.
Using Statement II A < K. With base S < A and M > K, we get S < A < K < M. Sharad is youngest is now determined ⇒ sufficient.
Conclusion II alone is sufficient while I alone is not sufficient.