Here's a previous answer to this problem.
http://www.jiskha.com/display.cgi?id=1252728810
Soybean meal is 18% protein, cornmeal is 9% protein. How many pounds of each should be mixed together in order to get a 360-lb mixture that is 10% protein?
Cornmeal-how many pounds:__________
Soybean meal-how many pounds:______
1 answer