Vinegar 2

How many percentage of getvinegar solution, if we mix to 3.5 liters of 5.8% and 5 liters of 7.6% vinegar?

Correct result:

x =  6.86 %


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Showing 2 comments:
Solution is wrong.
x=[12(4.3) + 1(3.7)]/ (12+1)=4.25%

Math student
@Nestor the answer is correct. I figured another solution is just to average the concentrations of the solutions as the volume is same.


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