document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=313765>Question 313765</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Elena bicycles 7 km/h faster than Praedup. In the same time it takes Praedup to bicycle 30 km, Elena can bicycle 51 km. How fast does each bicyclists travel? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #224363 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=224363\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Praedup cycles at x mph.<BR>\n" );
document.write( "Elena cycles at x+7 mph.<BR>\n" );
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document.write( "distance traveled by Elena is 51 km.<BR>\n" );
document.write( "diatance traveled by Praedup = 30 km.<BR>\n" );
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document.write( "Time taken by Praedup = 30/x<BR>\n" );
document.write( "Time taken by Elena = 51/x+7.<BR>\n" );
document.write( "..<BR>\n" );
document.write( "These two times are same.<BR>\n" );
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document.write( "30/x = 51 / x+7<BR>\n" );
document.write( "30(x+7)= 51x<BR>\n" );
document.write( "30x+210=51x<BR>\n" );
document.write( "21x=210<BR>\n" );
document.write( "x=10 km/hr. speed of Praedup<BR>\n" );
document.write( "Speed of elena = 17 km/hr\r<BR>\n" );
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document.write( " </SPAN>\n" );
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