SOLUTION: Two saline solutions are mixed. Twelve liters of 5% solution are mixed with 4 liters of 4% solution. What percent sline is the final solution?

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Question 696295: Two saline solutions are mixed. Twelve liters of 5% solution are mixed with 4 liters of 4% solution. What percent sline is the final solution?
Answer by stanbon(75887) About Me  (Show Source):
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Two saline solutions are mixed. Twelve liters of 5% solution are mixed with 4 liters of 4% solution. What percent sline is the final solution?
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Equation:
salt + salt = salt
0.05*12 + 0.04*4 = x(16)
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5*12 + 4*4 = 1600x
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1600x = 76
x = 0.0475
Percent = 4.75
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Cheers,
Stan H.
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