SOLUTION: Soybean meal is 14% protein;cornmeal is 7% protein. how many pounds of each should be mixed together in order to get 280-lb that is 8% protein? How many pounds of the other cornmea

Algebra ->  Expressions-with-variables -> SOLUTION: Soybean meal is 14% protein;cornmeal is 7% protein. how many pounds of each should be mixed together in order to get 280-lb that is 8% protein? How many pounds of the other cornmea      Log On


   



Question 257608: Soybean meal is 14% protein;cornmeal is 7% protein. how many pounds of each should be mixed together in order to get 280-lb that is 8% protein? How many pounds of the other cornmeal should be in mixture? How many lbs. of soybean meal should be in mixture?)
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
"lb." and "lbs." are the abbreviations for pound and pounds coming from the Latin libra meaning pound or weight.
.14(s)+.07(280-s)=280*.08
s=40 c=240
That makes sense since you need less of the high protein and more of the almost 8%