SOLUTION: soybean meal is 12% protein cornmeal is 6% protein. how many pounds of each should be mixed together to get 240 lb mixture tht is 8% protein? pounds of cornmeal in mixture [160 lb

Question 318573: soybean meal is 12% protein cornmeal is 6% protein. how many pounds of each should be mixed together to get 240 lb mixture tht is 8% protein?
pounds of cornmeal in mixture [160 lbs.]
pounds of soybean in mixture [80 lbs.]
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
.12x+.06(240-x)=.08*240
.12x+14.4-.06x=19.2
.12x-.06x=19.2-14.4
.06x=4.8
x=4.8/.06
x=80 pounds of soybeans is used.
240-80=160 pounds of cornmeal is used.
Proof:
.12*80+.06*160=.08*240
9.6+9.6=19.2
19.2=19.2