A mixture of 125 gallons of wine and water contains 20% of water. How much water must be added to the mixture in order to increase the percentage of water to 25% of the new mixture? Choose the correct answer:  A) 8.33  B) 8.39  C) 8.36  D) 8.31  E) 8.32
Explanation:   Initially water in the mixture = 20%(125) = 25   Let x gallons of water be added to change to water concentration to 25% or 1/4   ⇒25+x125+x=14⇒25+x125+x=14   ⇒x=253⇒x=253 = 8.33 gallons.   8.33nswer:8.33
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A mixture of 125 gallons of wine and water contains 20% of water. How much water must be added to the mixture in order to increase the percentage of water to 25% of the new mixture?