SOLUTION: Can someone help solving this problem!! Soybean meals is 18% protein; cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360-1b mixture th

Question 375337: Can someone help solving this problem!!
Soybean meals is 18% protein; cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360-1b mixture that is 11% protein.
How many pounds of the corn meal should be in the mixture?_____
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
Soybean meals is 18% protein; cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360-1b mixture that is 11% protein.
..
Soybean meals is 18% protein; : x lb
cornmeal is 9% protein. : 360-x lb
360-1b mixture that is 11% protein.
..
Concentration equation
18*x+9(360-x)=11*360
18x+3240-9x=3960
9x+3240=3960
-3240
9x=3960-3240
9x=720
/9
x= 80 lb soyabean
y = 360-x = 240 lb cornmeal
...
m.ananth@hotmail.ca

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