Math Riddles

These Math Riddles are based on math concepts and can be solved with a bit of math and logic. These fun riddles can surely give you a tough time.

Ship and Boiler

A ship is twice as old as its boiler was when the ship was as old as the boiler is now. What is the ratio of the boiler’s age to the ship’s age?

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Terry is half as old as Alice was when Alice was five years older than Terry is now. How old is Terry now?

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In a stable there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable?

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My age today is three times what it will be three years from now, minus three times what my age was three years ago. How old am I?

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If it takes 5 machines 5 minutes to make 5 widgets, how long would it take 100 machines to make 100 widgets?

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