SOLUTION: Soybean meal is 12% protein; cornmeal is 6% protein. How many pounds of each should be mixed together in order to get 240-lb mixture that is 11% protein? How many pounds of corn

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Question 322501: Soybean meal is 12% protein; cornmeal is 6% protein. How many pounds of each should be mixed together in order to get 240-lb mixture that is 11% protein?
How many pounds of cornmeal?
How many pounds of soybean?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
.12X+.06(240-X)=.11*240
.12X+14.4-.06X=26.4
.06X=26.4-14-4
.06X=12
X=12/.06
X=200 POUNDS OR SOYBEANS IS USED.
240-200=40 POUNDS OF CORNMEAL IS USED.
PROOF:
.12*200+.06*40=.11=240
24+2.4=26.4
26.4=26.4