document.write( "Question 861497: I have a 55 gallon tank. I would like a 15% sulfuric acid, 85% water solution in my tank. I have 98% sulfuric acid in quarts. How much sulfuric acid and how much water will I need to add to my take to have a 15% sulfuric acid solution? \n" ); document.write( "
Algebra.Com's Answer #519065 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
from water point of view
\n" ); document.write( ".85*55=.02a+b,
\n" ); document.write( "a+b=55
\n" ); document.write( "a=8.41837 gallons of acid , b=46.5816 gallons of water\r
\n" ); document.write( "\n" ); document.write( "from acid point of view
\n" ); document.write( ".15*55=.98x
\n" ); document.write( "x = 8.41837 gallons of acid
\n" ); document.write( "55-x=46.5816 gallons of water
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