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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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Sep 17, 2018
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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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Scot Matson
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It would be Amy, because Amy does about 18.8 boards per min and David does about 18.75 boards per min.
Wschopohl
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Sep 19, 2018
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I think Amy works at a faster rate.
Maurizio Cucchiara
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Sep 21, 2018
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