document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=987424>Question 987424</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How many gallons of a 9% salt solution must be mixed with 35 gallons of a 11% solution to obtain a 10% solution?  </SPAN>\n" );
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document.write( "x=gallons of 9% solution needed.<BR>\n" );
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document.write( "0.09x+0.11(35gal)=0.10(35gal+x)<BR>\n" );
document.write( "0.09x+3.85gal=3.5gal+0.10x<BR>\n" );
document.write( "0.35gal=0.01x<BR>\n" );
document.write( "35gal=x<BR>\n" );
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document.write( "ANSWER: 35 gallons of 9% solution should be used.<BR>\n" );
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document.write( "CHECK:<BR>\n" );
document.write( "0.09x+0.11(35gal)=0.10(35gal+x)<BR>\n" );
document.write( "0.09(35gal)+0.11(35gal)=0.10(35gal+35gal)<BR>\n" );
document.write( "3.15gal+3.65gal=0.10(70gal)<BR>\n" );
document.write( "7.0gal=7.0gal\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );