document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1039311>Question 1039311</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The profit made by a certain delerar is equal to T % of sales and P percent of cost. Show that P=100T/100-T </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #654602 by </B><A HREF=/tutors/aboutme.mpl?userid=robertb><B>robertb(5830)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=robertb><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=robertb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=654602\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> From the given that the profit p is T% of sales S, we get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p+=+%28T%2F100%29S ALIGN=MIDDLE  ALT=\"p+=+%28T%2F100%29S\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "From the given that the profit p is P% of cost C, we get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p+=+%28P%2F100%29C ALIGN=MIDDLE  ALT=\"p+=+%28P%2F100%29C\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "But p = S - C, so\r<BR>\n" );
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document.write( "==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p+=+%28100p%29%2FT+-+%28100p%29%2FP ALIGN=MIDDLE  ALT=\"p+=+%28100p%29%2FT+-+%28100p%29%2FP\"   DISABLED_style= \"max-width:90%; height:auto;\" >, after direct substitution.\r<BR>\n" );
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document.write( "==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1+=+100%2FT+-+100%2FP ALIGN=MIDDLE  ALT=\"1+=+100%2FT+-+100%2FP\"   DISABLED_style= \"max-width:90%; height:auto;\" >, after dividing both sides by p.\r<BR>\n" );
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document.write( "==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=100%2FP+=+100%2FT+-+1 ALIGN=MIDDLE  ALT=\"100%2FP+=+100%2FT+-+1\"   DISABLED_style= \"max-width:90%; height:auto;\" >, after transposition.\r<BR>\n" );
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document.write( "==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=100%2FP+=+%28100-T%29%2FT ALIGN=MIDDLE  ALT=\"100%2FP+=+%28100-T%29%2FT\"   DISABLED_style= \"max-width:90%; height:auto;\" >, after combining fractions.\r<BR>\n" );
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document.write( "==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%2F100+=+T%2F%28100-T%29 ALIGN=MIDDLE  ALT=\"P%2F100+=+T%2F%28100-T%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, after reciprocation.\r<BR>\n" );
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document.write( "==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P+=+%28100T%29%2F%28100-T%29 ALIGN=MIDDLE  ALT=\"P+=+%28100T%29%2F%28100-T%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, after multiplying both sides by 100. </SPAN>\n" );
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