SOLUTION: A dairy needs 330 gallons of milk containing 7% butterfat. How many gallons each of milk containing 9% butterfat and milk containing 3% butterfat must be used to obtain the desired
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Question 1149954: A dairy needs 330 gallons of milk containing 7% butterfat. How many gallons each of milk containing 9% butterfat and milk containing 3% butterfat must be used to obtain the desired 330 gallons? Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! A dairy needs 330 gallons of milk containing 7% butterfat. How many gallons each of milk containing 9% butterfat and milk containing 3% butterfat must be used to obtain the desired 330 gallons?
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n + t = 330 --- total solution
9n + 3t = 330*7 --- total butterfat
etc
