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  • 5 years ago

A health food store sells oatmeal for $3.60 per pound and bran flakes for $4.80 per pound. How many pounds of each should be used to get a mixture of 30 pounds that sells for $4.00 a pound?

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  1. anonymous
    • 5 years ago
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    x+y=30 3.6x+4.8y=30*4 =>x=20 y=10

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