SOLUTION: a health food store makes a blend of cereal by mixing oatmeal at $3.60 per kilogram and bran flakes at $4.80 per kilogram. how many kilograms of each should be mixed to obtain 30 k

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Question 190941: a health food store makes a blend of cereal by mixing oatmeal at $3.60 per kilogram and bran flakes at $4.80 per kilogram. how many kilograms of each should be mixed to obtain 30 kg of ceral worth $4.00 a kilogram?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
a health food store makes a blend of cereal by mixing oatmeal at $3.60 per kilogram and bran flakes at $4.80 per kilogram. how many kilograms of each should be mixed to obtain 30 kg of ceral worth $4.00 a kilogram?
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Equation:
value + value = value
360x + 480(30 - x) = 400*30
360x + 480*30 - 480x = 400*30
-120x = -80*30
x = 20 kg (amt. of $3.60 oatmeal in the mixture)
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30-x = 10 kg (amt. of $4.80 bran flakes in the mixture)
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Cheers,
Stan H.