Vinegar mixing

We mix 70g water and 50g 8% vinegar. How many percents of the solution of vinegar we produce?

Correct result:

p =  3.3333 %

Solution:

m1=70 g m2=50 g  v=0.08⋅ m2=0.08⋅ 50=4 g  p=100⋅ vm1+m2=100⋅ 470+50=103=3.3333%

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