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Mathematics, 15.12.2020 07:00 bugsbunny27

A zookeeper needs to mix feed for the prairie dogs so that the feed has the right amount of protein. Feed A has 25% protein. Feed B has 11% protein. How many pounds of each does he need to mix to get 60 lbs of feed that is 18%
protein?

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A zookeeper needs to mix feed for the prairie dogs so that the feed has the right amount of protein....

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