SOLUTION: Soybea meal is 12% protein, cornmeal is 6 % protein. How many pounds of each should be mixed in order to get a 240lb mixture that is 8%?

Question 313035: Soybea meal is 12% protein, cornmeal is 6 % protein. How many pounds of each should be mixed in order to get a 240lb mixture that is 8%?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Soybea meal is 12% protein, cornmeal is 6 % protein. How many pounds of each should be mixed in order to get a 240lb mixture that is 8%?
Let S be the amount of soybeans, C the amount of cornmeal.
1.
2.
Multiply eq. 1 by (-6) and add the equations together.

Then from eq. 1,

80 lbs of soybeans, 160 lbs of cornmeal

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