Five persons, Arjun, Dev, Ehsan, Mahnoor and Rina, live on the five floors of a building, one person per floor. The lowest floor is numbered 1 and the top floor is numbered 5. Arjun lives on a floor below Rina. Ehsan lives on an even-numbered floor. Rina lives on the floor immediately above Mahnoor. Only one person lives between Arjun and Mahnoor. Who lives on the floor immediately above Rina?
Correct answer A. Dev
Explanation
From floor 1 upwards the only valid order is Arjun, Ehsan, Mahnoor, Rina, Dev. Hence Dev lives immediately above Rina.
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