SOLUTION: Here's the problem: Soybeans @ 16% protein, corn @ 8% protein – How many LB of soybeans and corn if you want a 320 LB mixture @ 15% protein?
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Question 291037: Here's the problem: Soybeans @ 16% protein, corn @ 8% protein – How many LB of soybeans and corn if you want a 320 LB mixture @ 15% protein? Answer by nerdybill(7384) (Show Source):
You can put this solution on YOUR website! Here's the problem: Soybeans @ 16% protein, corn @ 8% protein – How many LB of soybeans and corn if you want a 320 LB mixture @ 15% protein?
.
Let x = pounds of soybeans
then
320-x = pounds of corn
.
.16x + .08(320-x) = .15(320)
.16x + 25.6 - .08x = 48
.08x + 25.6 = 48
.08x = 22.4
x = 280 lbs of soybeans
.
corn:
320-x = 320-280 = 40 lbs of corn
