document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=910613>Question 910613</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In exercises 17 and 18, cars A and B travel the same road. A's speed is r km/h, and B's speed is s km/h (r<s). when will B overtake A in each situation? Let t=A's time.\r<BR>\n" );
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document.write( "17. A and B start at the same time, but A starts p km in front of B.<BR>\n" );
document.write( "18. A and B start at the same place, but A starts q hours before B.\r<BR>\n" );
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document.write( "Please show your work in a D=RT chart </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #552591 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</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=552591\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Number 17:\r<BR>\n" );
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document.write( "___________________rate_______time________distance<BR>\n" );
document.write( "A___________________r_________(___)_______d-p<BR>\n" );
document.write( "B___________________s_________(___)________d\r<BR>\n" );
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document.write( "The time quantities are not clear and so are variables, unknowns.  You would be given r and s are constant, d and p are expected to also be known constants, and you only know that A and B start AT THE SAME POINT in time; but you do not know the time quantities.\r<BR>\n" );
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document.write( "Use simple algebra to help.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=RT=D ALIGN=MIDDLE  ALT=\"RT=D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=RT%281%2FR%29=D%281%2FR%29 ALIGN=MIDDLE  ALT=\"RT%281%2FR%29=D%281%2FR%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=T=D%2FR ALIGN=MIDDLE  ALT=\"T=D%2FR\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now use this to fill in the missing time quantities expressions.\r<BR>\n" );
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document.write( "___________________rate_______time________distance<BR>\n" );
document.write( "A___________________r_________(d-p)/r_______d-p<BR>\n" );
document.write( "B___________________s_________d/s________d </SPAN>\n" );
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