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 tht it becomes 25% walnuts. How many pounds of walnuts must ellie
Algebra ->
Customizable Word Problem Solvers
-> Mixtures
-> 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 tht it becomes 25% walnuts. How many pounds of walnuts must ellie
Log On
Question 606777: Ellie has 20 pounds of nut mix at her store. The mix contains 10% walnuts. She wants to add walnuts to the mix so tht it becomes 25% walnuts. How many pounds of walnuts must ellie add? Answer by nerdybill(7384) (Show Source):
You can put this solution on YOUR website! Ellie has 20 pounds of nut mix at her store. The mix contains 10% walnuts. She wants to add walnuts to the mix so tht it becomes 25% walnuts. How many pounds of walnuts must ellie add?
.
Let x = amount (lbs) of walnuts to add
then
x + .10(20) = .25(20+x)
x + 2 = 5 + .25x
.75x + 2 = 5
.75x = 3
x = 4 pounds
