document.write( "Question 414153: how much water must be added to 300 gallons of 85% alcohol in order to reduce it to 70% alcohol? \n" ); document.write( "
Algebra.Com's Answer #290481 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 300 gallons of 85% alcohol has 300*0.85 = 255 gallons of alcohol \n" ); document.write( "----------- \n" ); document.write( "For 255 gallons to be 70%, water has to be 30% \n" ); document.write( "Total = 255/0.7 = 2550/7 =~ 364.286 \n" ); document.write( "Add 364.219 - 300 = 64.286 gallons of water \n" ); document.write( " \n" ); document.write( " |