SOLUTION: how many gallons of 20% alcohol solution should be mixed with 5 gallons of a 70% alcohol solution to get a 45% alcohol solution?
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Question 1111902: how many gallons of 20% alcohol solution should be mixed with 5 gallons of a 70% alcohol solution to get a 45% alcohol solution?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Same problem, different numbers
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how many liters of a 30% salt solution should be mixed with a 80% salt solution to obtain 120 liters of a 60% salt solution?
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t = amount of 30%
e = amount of 80% --- good luck finding 80% salt
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t + e = 120 (total solution)
30t + 80e = 120*60 ( total salt)
etc
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