document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1046559>Question 1046559</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The function C(x)=119x+750 represents the cost of producing x three-pronged stainless steel widgets. R(x)=169x represents the revenue from selling x of them. Find the following.\r<BR>\n" );
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document.write( "a. number that must be sold to break even. <BR>\n" );
document.write( "b. profit from selling 500.<BR>\n" );
document.write( "c. profit or loss from selling 200 at the regular price and 300 at half price. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #662009 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39627)</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=662009\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Profit is revenue minus cost, or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=R%28x%29-C%28x%29=169x-119x-750=highlight_green%2850x-750%29 ALIGN=MIDDLE  ALT=\"R%28x%29-C%28x%29=169x-119x-750=highlight_green%2850x-750%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "For break-even,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=50x-750=0 ALIGN=MIDDLE  ALT=\"50x-750=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "For profit of selling 500 items,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=50%2A500-750 ALIGN=MIDDLE  ALT=\"50%2A500-750\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "You want to find prices for solving the last question.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C%28x%29%2Fx ALIGN=MIDDLE  ALT=\"C%28x%29%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" > is price.  This would not be constant, so possibly the question should not really be answered this way.  But continuing,  price is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=119%2B750%2Fx ALIGN=MIDDLE  ALT=\"119%2B750%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" > for a \"regular\" price.  \r<BR>\n" );
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document.write( "HALF the regular price would be  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F2%29%28119%2B750%2Fx%29 ALIGN=MIDDLE  ALT=\"%281%2F2%29%28119%2B750%2Fx%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "These should mean that 200 items will be given price of  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=119%2B75%2F20 ALIGN=MIDDLE  ALT=\"119%2B75%2F20\"   DISABLED_style= \"max-width:90%; height:auto;\" > per item, and that 300 items at half price will be given a price of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F2%29%28119%2B75%2F30%29 ALIGN=MIDDLE  ALT=\"%281%2F2%29%28119%2B75%2F30%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > per item.\r<BR>\n" );
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document.write( "None of that changes the revenue, still carrying the same formula <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=R=169x ALIGN=MIDDLE  ALT=\"R=169x\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "You can continue working with the question c. if you want to. </SPAN>\n" );
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