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Mandy works construction. She knows that a 55 meter long metal bar has a mass of 40 kg. Mandy wants to figure out the mass (w) of a bar made out of the same metal that is 3 meters long and the same thickness.

What is the mass of the shorter bar?

Mandy works construction. She knows that a 55 meter long metal bar has a mass of 40 kg-example-1
User Varaquilex
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1 Answer

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It should be 24 kg. Hope your able to finish that mastery challenge on Khan academy its is worth it! it is very helpful in the end!

User Nine Stones
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