document.write( "Question 1076131: Rohan mixed a 20% acid solution with an 80% acids solution to obtain 120 liters of a solution that is 50% acid. How much of each solution must be used to achieve the desired mixture? \n" ); document.write( "

Algebra.Com's Answer #690805 by ikleyn(52907) $\"\"$ $\"About$

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document.write( "The equation is\r\n" );
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document.write( "0.2*x + 0.8*(120-x) = 0.5*120,\r\n" );
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document.write( "where \"x\" is the volume of the 20% acid solution.\r\n" );
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document.write( "Simplify and solve for x:\r\n" );
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document.write( "0.2x + 96 -0.8x = 60,\r\n" );
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document.write( "-0.6x = 60 - 96,\r\n" );
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document.write( "-0.6x = - 36,\r\n" );
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document.write( "x =  = 60.\r\n" );
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document.write( "Answer.  60 liters of the 20% solution and 120-60 = 60 liters of the 80% solution.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved.\r
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\n" ); document.write( "\n" ); document.write( "There is entire bunch of lessons covering various types of mixture problems\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( "    - Word problems on mixtures for antifreeze solutions \r
\n" ); document.write( "\n" ); document.write( "    - Word problems on mixtures for alloys \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( "Read them and become an expert in solution the 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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