SOLUTION: There is a solution whixh contains 40% alcohol and 60%water. how much percentage of water we need to add to make alcohol 1%...???

Question 632554: There is a solution whixh contains 40% alcohol and 60%water.
how much percentage of water we need to add to make alcohol 1%...???
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The original solution is ( in some units, gallons, etc )
Let = the amount of water to be added in same units
You're looking for

You had 60% water to begin with
Now you have
percent water
( that figures since 1 - .01 = 99 )

So you increase the percentage of water by 39%
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