SOLUTION: You need 1235 mL of a 85% alcohol solution. On hand, you have a 5% alcohol mixture. How much of the 5% alcohol mixture and pure alcohol will you need to obtain the desired solution

SOLUTION: You need 1235 mL of a 85% alcohol solution. On hand, you have a 5% alcohol mixture. How much of the 5% alcohol mixture and pure alcohol will you need to obtain the desired solution

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Question 1094340: You need 1235 mL of a 85% alcohol solution. On hand, you have a 5% alcohol mixture. How much of the 5% alcohol mixture and pure alcohol will you need to obtain the desired solution?
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
0.05x + 1(1235 - x) = 0.85(1235)
0.05x + 1235 - x = 1049.75
-0.95x = -185.25
x = 195
You need 195 ml of the 5% solution and 1235 - 195 = 1040 ml of 85%
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