document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1066740>Question 1066740</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Yesterday, you typed 8 pages in 48 minutes.  Today, you typed 20 pages in 2 hours.  \r<BR>\n" );
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document.write( "a.  Plot the two points (x,y) where x is the time (in minutes) and y is the number of pages.\r<BR>\n" );
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document.write( "b.  What is the rate of typing?\r<BR>\n" );
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document.write( "c.  Write an equation that represents the number of pages in terms of the number of minutes. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #681968 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=681968\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The given points are:<BR>\n" );
document.write( "( 48, 8 ) and<BR>\n" );
document.write( "( 120. 20 )<BR>\n" );
document.write( "I converted 2 hrs to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+60%2A2+=+120+ ALIGN=MIDDLE  ALT=\"+60%2A2+=+120+\"   DISABLED_style= \"max-width:90%; height:auto;\" > min<BR>\n" );
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document.write( "The rate of typing is:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8%2F48+=+1%2F6+ ALIGN=MIDDLE  ALT=\"+8%2F48+=+1%2F6+\"   DISABLED_style= \"max-width:90%; height:auto;\" > pages/min<BR>\n" );
document.write( "and this agrees with the 2nd point:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+20%2F120+=+1%2F6+ ALIGN=MIDDLE  ALT=\"+20%2F120+=+1%2F6+\"   DISABLED_style= \"max-width:90%; height:auto;\" > pages/min<BR>\n" );
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document.write( "The equation will have the form:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+m%2Ax+ ALIGN=MIDDLE  ALT=\"+y+=+m%2Ax+\"   DISABLED_style= \"max-width:90%; height:auto;\" > where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+m+ ALIGN=MIDDLE  ALT=\"+m+\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the slope of the line.<BR>\n" );
document.write( "In this case <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+m+=+1%2F6+ ALIGN=MIDDLE  ALT=\"+m+=+1%2F6+\"   DISABLED_style= \"max-width:90%; height:auto;\" >, so the equation is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+%281%2F6%29%2Ax+ ALIGN=MIDDLE  ALT=\"+y+=+%281%2F6%29%2Ax+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "From this you can see that when <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=+6+ ALIGN=MIDDLE  ALT=\"+x+=+6+\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+1+ ALIGN=MIDDLE  ALT=\"+y+=+1+\"   DISABLED_style= \"max-width:90%; height:auto;\" >, and that is 1 page typed in 6 min<BR>\n" );
document.write( " </SPAN>\n" );
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