SOLUTION: Two kinds of milk, which have butterfat content of 1% and 3.5%, are to be mixed together. How many liter of each kind of milk are needed to produce 10 liters of low-fat milk(2% but

Algebra ->  Matrices-and-determiminant -> SOLUTION: Two kinds of milk, which have butterfat content of 1% and 3.5%, are to be mixed together. How many liter of each kind of milk are needed to produce 10 liters of low-fat milk(2% but      Log On


   

Question 1169583: Two kinds of milk, which have butterfat content of 1% and 3.5%, are to be mixed together. How many liter of each kind of milk are needed to produce 10 liters of low-fat milk(2% butterfat)?
Answer by josgarithmetic(39625) About Me  (Show Source):
You can put this solution on YOUR website!
v of the 3.5%
10-v of the 1%

3.5v%2B1%2810-v%29=2%2A10
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