If five machines can make five widgets in exactly five minutes, how many minutes would it take one hundred machines to make one hundred widgets?
5 minutes
If 5 machines make 5 widgets simultaneously in 5 minutes, it means each individual machine takes 5 minutes to make one widget. Therefore, 100 machines working simultaneously will also produce 100 widgets in 5 minutes.
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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