document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1095577>Question 1095577</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello Tutors,\r<BR>\n" );
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document.write( "the problem I am having trouble with is the following:\r<BR>\n" );
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document.write( "The purity of gold is measure in karats, with pure gold being 24 karats. Other purities of gold are expressed as proportional parts of pure gold. Thus 18 karat gold is 18/24 or 75% pure gold, 12 karat gold is 12/24 or 50% pure gold and so on. How much 14-karat gold should be mixed with pure gold to obtain 20 grams of 16-karat gold?\r<BR>\n" );
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document.write( "I have tried a formula and I get the answer 3.2 but when I submit it it said that the correct answer is 16 (which I think is wrong). If you can help me clarify if that is the answer or what would the real answer be, I really appreciate it.\r<BR>\n" );
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document.write( "Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #710080 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=710080\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Pure gold is 100% gold.<BR>\n" );
document.write( "14 karat gold is  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=14%2F24=7%2F12 ALIGN=MIDDLE  ALT=\"14%2F24=7%2F12\"   DISABLED_style= \"max-width:90%; height:auto;\" > of gold.<BR>\n" );
document.write( "16 karat gold is  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=16%2F24=4%2F6=2%2F3 ALIGN=MIDDLE  ALT=\"16%2F24=4%2F6=2%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" > gold.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28%28x%287%2F12%29%2By%2A1%29%2F20=2%2F3%2Cx%2By=20%29 ALIGN=MIDDLE  ALT=\"system%28%28x%287%2F12%29%2By%2A1%29%2F20=2%2F3%2Cx%2By=20%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=20-x ALIGN=MIDDLE  ALT=\"y=20-x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%287%2F12%29%2By=20%282%2F3%29 ALIGN=MIDDLE  ALT=\"x%287%2F12%29%2By=20%282%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7x%2B12y=20%2A2%2A4 ALIGN=MIDDLE  ALT=\"7x%2B12y=20%2A2%2A4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7x%2B12%2820-x%29=8%2A20 ALIGN=MIDDLE  ALT=\"7x%2B12%2820-x%29=8%2A20\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7x%2B12%2A20-12x=8%2A20 ALIGN=MIDDLE  ALT=\"7x%2B12%2A20-12x=8%2A20\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-5x=8%2A20-12%2A20 ALIGN=MIDDLE  ALT=\"-5x=8%2A20-12%2A20\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x=4%2A20 ALIGN=MIDDLE  ALT=\"5x=4%2A20\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=16 ALIGN=MIDDLE  ALT=\"x=16\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "16 grams of the 14 karat gold<BR>\n" );
document.write( "and<BR>\n" );
document.write( "4 grams of the pure gold<BR>\n" );
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