jasminejohnsonoz6fvg jasminejohnsonoz6fvg

10-11-2017
Mathematics

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David assembles 12 circuit boards in 255 minutes. Amy assembles 9 circuit boards in 170 minutes. Who works at a faster rate?

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inaname inaname

10-11-2017

I think Amy works at a faster rate.

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Аноним Аноним

10-11-2017

It would be Amy, because Amy does about 18.8 boards per min and David does about 18.75 boards per min.

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