SOLUTION: soybean meal is 18% protein, cornmeal is 9% protein. how many pounds of each should be mixed together in order to get 360lb mixture that is 17% protein?

Question 323013: soybean meal is 18% protein, cornmeal is 9% protein. how many pounds of each should be mixed together in order to get 360lb mixture that is 17% protein?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let S be the amount of soybeans, C cornmeal.
1.
2.
From eq. 1,

Substitute into eq. 2,

Then from eq. 1,

.
.
.
320 lbs of soybean, 40 lbs of cornmeal.
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