document.write( "Question 614103: A solution is 27 gallons of acid contains 9 gallons of pure acid. How much water, in gallons, should be added to produce a 25 percent solution of this acid?
\n" ); document.write( "A) 6 3/4
\n" ); document.write( "B)9
\n" ); document.write( "C)15 3/4
\n" ); document.write( "D)18
\n" ); document.write( "E)27
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Algebra.Com's Answer #386385 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Same as the problem about copper and tin. Do it the same way.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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\"The

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