SOLUTION: A 25% acid solution is added to a 30% acid solution to create 40 gallons of a 50% solution. How much of each solution is needed?

Question 793485: A 25% acid solution is added to a 30% acid solution to create 40 gallons of a 50% solution. How much of each solution is needed?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A 25% acid solution is added to a 30% acid solution to create 40 gallons of a 50% solution. How much of each solution is needed?
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Note: No amount of 25% + 30% can give you 50% solution.
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Cheers,
Stan H.
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