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December 21, 2014

December 21, 2014

Posted by **Sara** on Sunday, December 5, 2010 at 6:28pm.

- Math -
**Reiny**, Sunday, December 5, 2010 at 6:45pmAssuming the amount of stretch is proportional to the weight, ...

52/1.3 = x/3

x = 3(52/1.3) = 120 g

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