document.write( "Question 1138792: A mixture of 12% disinfectant solution is to be made from 10% and 18% disinfectant solutions. How much of each solution should be used if
\n" ); document.write( "32 gallons of the 12% solution are needed?\r
\n" ); document.write( "\n" ); document.write( "There needs to be __ gallons of 10% solution and __ gallons of 18% solution. \n" ); document.write( "
Algebra.Com's Answer #756577 by ikleyn(52784)\"\" \"About 
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document.write( "0.18x + 0.10*(32-x) = 0.12*32\r\n" );
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document.write( "x = \"%280.12%2A32+-+0.10%2A32%29%2F%280.18-0.10%29\" = 8.\r\n" );
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document.write( "ANSWER.  8 gallons of the 18% solution and the rest, 32-8 = 24 gallons of the 10% solution.\r\n" );
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document.write( "CHECK.   \"%280.18%2A8%2B0.1%2A24%29%2F32\" = 0.12 = 12% final concentration.  ! Correct !\r\n" );
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\n" ); document.write( "\n" ); document.write( "It is a standard and typical mixture problem.\r
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\n" ); document.write( "\n" ); document.write( "For introductory lessons covering various types of mixture word problems see\r
\n" ); document.write( "\n" ); document.write( "    - Mixture problems\r
\n" ); document.write( "\n" ); document.write( "    - More Mixture problems\r
\n" ); document.write( "\n" ); document.write( "    - Solving typical word problems on mixtures for solutions \r
\n" ); document.write( "\n" ); document.write( "    - Typical word problems on mixtures from the archive\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "You will find there ALL TYPICAL mixture problems with different methods of solutions,
\n" ); document.write( "explained at different levels of detalization,  from very detailed to very short.\r
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\n" ); document.write( "\n" ); document.write( "Read them and become an expert in solution mixture word problems.\r
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\n" ); document.write( "\n" ); document.write( "Also,  you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this textbook in the section \"Word problems\" under the topic \"Mixture problems\".\r
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\n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r
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\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I
\n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r
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