Aleyanah needs to mix 10 % acid solution with the 40 % to create 200 mililitre of a solution of 38.5% solution. How many of each solution of alenyanah use.
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Hii, answer is 161.5 millimetre.
0.40x + 38.5x - 0.10x = 200
0.30x = 200- 38.5
0.30x = 161.5
x = 161.5
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