SOLUTION: A beaker contains 500ml of an 11% solution. How much water should be evaporated to obtain a solution that is at least 12% alcohol?

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: A beaker contains 500ml of an 11% solution. How much water should be evaporated to obtain a solution that is at least 12% alcohol?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1166586: A beaker contains 500ml of an 11% solution. How much water should be evaporated to obtain a solution that is at least 12% alcohol?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Let Q amount of water evaporate.

0.11%2A500%2F%28500-Q%29=0.12
Solve that.