SOLUTION: What is the mathematical expression of this. The percentage of alcohol in a mixture formed by combining 1 liter of pure water and x liters of 40% alcohol solution

Question 1188285: What is the mathematical expression of this. The percentage of alcohol in a mixture formed by combining 1 liter of pure water and x liters of 40% alcohol solution
Answer by ikleyn(52798) (Show Source): You can put this solution on YOUR website!
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What is the mathematical expression of this.
The percentage of alcohol in a mixture formed by combining 1 liter of pure water and x liters of 40% alcohol solution
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The percentage of alcohol in a mixture = .


Notice that the last multiplier, 100, is used to get the percentage.


0.4x is the volume of the alcohol in your mixture.


(x+1) in the denominator is the volume of the new formed mixture.

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