There are six persons, P, Q, R, S, T and U. T is older than no one. S is older than P. Q is younger than P. U is older than T but younger than Q. S is older…
There are six persons, P, Q, R, S, T and U. T is older than no one. S is older than P. Q is younger than P. U is older than T but younger than Q. S is older than R. Who is the third youngest among all?
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Correct answer: (A) Q
Explanation
S > P > Q > U > T, with R only known to be younger than S (placed above P). Counting from the youngest: T, U, then Q, so Q is third youngest.