document.write( "Question 1145782: How many mililiters of a 30 percent solution must be mixed with 12 mililiters of a 5 percent solution to obtain a 20 percent solution \n" ); document.write( "
Algebra.Com's Answer #767033 by Alan3354(69443)\"\" \"About 
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How many mililiters of a 30 percent solution must be mixed with 12 mililiters of a 5 percent solution to obtain a 20 percent solution
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\n" ); document.write( "Add M mls of 30%
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\n" ); document.write( "M*30 + 12*5 = (M + 12)*20
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