Saturday, January 12, 2008

Brainteasers that I managed to solve - 1

You are given two buckets, one can hold 5 pints and the other hold 3. Now you are asked to take exactly 7 pints of water from a river with these buckets in one single trip. How can you do that?


The answer is:

Fill the 5-pint bucket with water, and use the water to fill the 3-pint bucket. Now you have 2 pints of water left in the 5-pint bucket. Then you empty the 3-pint bucket and pour in the 2 pints of water. Now you have an empty 5-pint bucket and a 3-pint bucket with 2 pints of water. You know what to do next.

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