SOLUTION: How many liters of 50% antiseptic solution must be added to 4 liters of a 20% solution in order to get a 30% antiseptic solution
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Question 817395: How many liters of 50% antiseptic solution must be added to 4 liters of a 20% solution in order to get a 30% antiseptic solution
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
{amount of antiseptic}/{amount of antiseptic solution}={concentration of resulting solution}
Let x = amount of the 50% solution to use, in LITERS.
Divide both sides by 10,
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