document.write( "Question 1155273: How much of a 30% solution do you need to add to a 280ml to obtain a 4% solution?
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Algebra.Com's Answer #777845 by Alan3354(69443)\"\" \"About 
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How much of a 30% solution do you need to add to a 280ml to obtain a 4% solution?
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\n" ); document.write( "Depends.
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