Q, R, S and T are related to each other.
(1) T is Q’s brother or only daughter.
(2) Q or R is S’s only son.
(3) R or S is T’s sister.
(4) One of the four is the opposite gender from each of the other three.

How are they related to each other?

See our previous ‘Puzzles of the Day’:  

Puzzle of the Day: 79
Puzzle of the Day: 78


  1. Garvit Chugh

    S is the mother, Q is the son of S, T is the daughter of Q, R is the sister of T

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