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June 30, 2015

Posts by Bogusgirl


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math
A box containing 5 red balls and 3 green balls weighs 43 g. When the box contains 3 red balls and 5 red balls it weighs 37g. When it contains one ball of each it weighs 19g. What is the mass of the box and of each ball.
December 3, 2012

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