SOLUTION: Please answer this question: How much water must be evaporated from 32 pounds of a 4% solution of salt and water to make the result a solution that is 6% salt.

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: Please answer this question: How much water must be evaporated from 32 pounds of a 4% solution of salt and water to make the result a solution that is 6% salt.      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 491878: Please answer this question:
How much water must be evaporated from 32 pounds of a 4% solution of salt and water to make the result a solution that is 6% salt.

Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
How much water must be evaporated from 32 pounds of a 4% solution of salt and water to make the result a solution that is 6% salt
**
let x = pounds of water that must be evaporated from 32 lbs of 4% solution
4%(32)=6%(32-x)
1.28=1.92-.06x
.06x=1.92-1.28=.64
x=10.67 lbs of water
ans:
10.67 pounds of water that must be evaporated from 32 lbs of 4% solution of salt and water to make the result a solution that is 6% salt