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There are 2 hourglasses in front of you.
One hourglass measures 7 minutes, the other one measures 4 minutes.
How do you time 9 minutes by using only these 2 hourglasses?
![The hourglass logic puzzle 2 discoverstoryscape.com The hourglass logic puzzle](http://discoverstoryscape.com/wp-content/uploads/2024/01/11EBF23F-0BCE-445E-BD87-AD35AAB5D92B.webp)
There are 2 hourglasses in front of you.
One hourglass measures 7 minutes, the other one measures 4 minutes.
How do you time 9 minutes by using only these 2 hourglasses?
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