Four runners—W, X, Y, and Z—finished a race. W finished before X. Y finished after Z. X finished before Z. What was the exact finishing order from first to last?
W, X, Z, Y
We are given: W < X (W before X), X < Z (X before Z), and Z < Y (Y after Z). Combining these inequalities gives W < X < Z < Y.
About this riddle
Logic riddles give you a few facts and ask what must be true. List what you know, cross out what cannot be, and see what is left.
Difficulty: Easy. More like this: Logic riddles with answers or try Einstein's Logic Grid for a different kind of puzzle.
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