SOLUTION: sally is mixing a saline solution with a 9% saline solution to obtain 36 ounces of an 8% saline solution. how many ounces of each of the solution must be used

Question 804448: sally is mixing a saline solution with a 9% saline solution to obtain 36 ounces of an 8% saline solution. how many ounces of each of the solution must be used
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
sally is mixing a saline solution with a 9% saline solution to obtain 36 ounces of an 8% saline solution. how many ounces of each of the solution must be used
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You need to mix water with a 9% solution to get an 8% solution.
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0.09x + 0*(36-x) = 0.08*36
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9x = 8*36
x = 32 ounces (amt of 9% solution)
36-x = 4 ounces (amt of water needed)
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Cheers,
Stan H.
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