SOLUTION: 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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Question 1111904: 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?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
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