SOLUTION: Ellie has 20 pounds of nut mix at her store. The mix contains 10% walnuts. She wants to add walnuts to the mix so that it becomes 25% walnuts. How many pounds of walnuts must Ellie

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Question 606766: Ellie has 20 pounds of nut mix at her store. The mix contains 10% walnuts. She wants to add walnuts to the mix so that it becomes 25% walnuts. How many pounds of walnuts must Ellie add?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
She has 2 lbs of walnuts now.
.25(x+20)=.10*(20)+x
x=4
check
.25(24)=2+4
6=6
ok