SOLUTION: Mixture Problem: How many deciliters of pure alcohol must be added to 60 deciliters of a 35% solution to obtain a 60% solution?
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Question 83241: Mixture Problem: How many deciliters of pure alcohol must be added to 60 deciliters of a 35% solution to obtain a 60% solution? Answer by Nate(3500) (Show Source):
You can put this solution on YOUR website! x amount of deciliters
(x(100%) + 60(35%))/(x + 60) = 60%
x + 21 = 0.6x + 36
0.4x = 15
x = 37.5
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