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The Broken RockAppeared in Volume 9/4, November 1996
A 40kg rock was used to weigh things on a balance scale. The rock was dropped and it broke into four pieces. Using combinations of the four rocks all the whole number weights from 1 to 40 kg could be weighed on the balance scale.
What are the 4 weights?
CrACKeD
cracked@primenet.com
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