SOLUTION: A pharmacist has 20 liters of a 10% drug solution. How many liters of 5% solution must be added to get a mixture that is 8%?

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Question 825836: A pharmacist has 20 liters of a 10% drug solution. How many liters of 5% solution must be added to get a mixture that is 8%?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Find a lesson for this in the lessons link in my profile. Two-Part Mixture.