# 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 mixture that is 12% protein? How the heck do I obtai

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 Question 631963: Soybean meal is 14% protein; cornmeal is 7% protein. How many pounds of each should be mixed together in order to get 280-lb mixture that is 12% protein? How the heck do I obtain the results? I understand converting the % to decimals, but now how to set this one up. Help asap is very appreciated.Answer by josmiceli(9819)   (Show Source): You can put this solution on YOUR website!Let = pounds of soybean meal needed Let = pounds of cornmeal needed = pounds of protein in soybean meal needed = pounds of protein in cornmeal needed ------------ (1) (2) ------------ (2) (2) (2) (2) ----------------- Subtract (1) from (2) (2) (1) and, since (1) (1) (1) 200 pounds of soybean meal are needed 80 pounds of cornmeal are needed check: (2) (2) (2) (2) (2) OK