# SOLUTION: 400ml of solution contains 15% alchohol.how much alchohol to be added to make the solution to contain 32% alchohol?

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 Click here to see ALL problems on percentage Question 178242: 400ml of solution contains 15% alchohol.how much alchohol to be added to make the solution to contain 32% alchohol?Answer by Alan3354(30993)   (Show Source): You can put this solution on YOUR website! 400ml of solution contains 15% alchohol.how much alchohol to be added to make the solution to contain 32% alchohol? ---------------------- 400 ml of 15% --> 60 ml of alcohol and 340 ml of water. To make a solution that has the 340 ml of water a 32% mix, the 340 ml will be 68% of it. 340/68 = Total/100 Total volume = 500 ml So 100 ml of alcohol must be added. (Don't drink any) ---------------- As a check: The new mix has 160 ml of alcohol in 500 ml total, = 32%