document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=24047>Question 24047</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A baker has a 30lb mixture of lour and sugar which is 40% sugar. How much flour must be added to the mixture to make it 20% sugar.\r<BR>\n" );
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document.write( "(I don't need the answer, I am having difficulty on what formula to use to solve the question) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #12747 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=12747\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let x = amount of flour to be added.<BR>\n" );
document.write( "Also, convert the question to flour too, rather than sugar. So, 40%sugar is 60% flour and 20% sugar is 80% flour.\r<BR>\n" );
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document.write( "Initially we have 30*0.60 and x*1.00<BR>\n" );
document.write( "Finally we have (30+x)0.80\r<BR>\n" );
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document.write( "This is the method: what is before is added together to make what comes after. So, the question will leave out one of the weights/volumes, because it throws students...the 30+x will throw a lot of students.\r<BR>\n" );
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document.write( "So, put them equal and you get 30lbs as the answer\r<BR>\n" );
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document.write( "Jon<BR>\n" );
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