Question 263188
Soyabean is 18%protein and cornmeal is 9% protein, how many lbs you mix for 360lbs at 16% protein?

soyabean---------------- cornmeal-------------- mix

18---------------------- 9---------------------16

let quantity of soyabean be x
quantity of cornmeal will be 360-x

0.18x+ 0.9*(360-x)= 360*0.16

0.18x+324x- 0.9x = 57.6
-0.78x= -266.4

x=341.54
cornmeal 18.46