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Posted by on Thursday, October 21, 2010 at 1:59pm.

Two children are balancing on a teeter-totter. One child has a mass of 30.0 kg and is sitting 1.3 meters from the pivot. The second child is sitting 0.8 meters from the pivot. What is the mass of the second child

  • physics - , Thursday, October 21, 2010 at 4:46pm

    See my answer to your other post of this same question.

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