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Soybean meal is 12% protein, cornmeal is 6% protein. How many pounds of each should be mixed together in order to get a 240-lb mixture that is 10% protein?

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    This question was asked and answered yesterday. Was it you who posted it?

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    No

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    let the amount of soybean be x lbs
    then the amount of cornmeal is 240-x lbs

    solve:
    .12x + .06(240-x) = .1(240)

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