SOLUTION: How many gallons of a 13%-salt solution must be mixed with 6 gallons of a 24%-salt solution to obtain a 16%-salt solution?

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Question 769832: How many gallons of a 13%-salt solution must be mixed with 6 gallons of a 24%-salt solution to obtain a 16%-salt solution?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
How many gallons of a 13%-salt solution must be mixed with 6 gallons of a 24%-salt solution to obtain a 16%-salt solution?
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Equation:
salt + salt = salt
0.24*6 + 0.13x = 0.16*(6+x)
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24*6 + 13x = 16*6 + 16x
3x = 8*6
x = 16 gallons (amt. of 13% solution needed)
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Cheers,
Stan H.
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