SOLUTION: How many gallons of distilled water must be mixed with 5 gallons of 30% alcohol solution to obtain a 25% solution?
Exlpain...
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Question 564734: How many gallons of distilled water must be mixed with 5 gallons of 30% alcohol solution to obtain a 25% solution?
Exlpain...
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
------------------------ percent ---------------- quantity
30% alcohol 30 ---------------- 5 gallons
Water 0 ----------------x gallons
Mixture 25 ----------------5+x gallons
30*5+0x =25(5+x)
150+0 x=125+25x
0x-25x= 125-150
-25x =-25
/ -25
x=1 gallon of Water
m.ananth@hotmail.ca
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