Brain Teaser 3/16/2014

Arrange twenty cubes in four piles using these clues:

1. All piles contain an even number of cubes

2. There are twice as many cubes in the first pile as in the second pile.

3. The largest number of cubes is in the first pile.

4. All piles have a different number of cubes.

5. Each pile has at least one cube.

How many cubes would be in each pile?

Solution

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