document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=477748>Question 477748</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An express train travels 150 km in the same time a tourist bus travels 120 km. If the bus travelled 20 kph less than the train, what is the speed of each? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #327384 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=327384\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> train  		x				150	miles			<BR>\n" );
document.write( "Bus		x	-20			120	miles			<BR>\n" );
document.write( "										<BR>\n" );
document.write( "t=d/r					<BR>\n" );
document.write( "150	/	x=120/(	x-20)<BR>\n" );
document.write( "Cross multiply										<BR>\n" );
document.write( "150	(	x	+	-20	)	=	120	*	x	<BR>\n" );
document.write( "150	x	+	-3000	=	120	x				<BR>\n" );
document.write( "120	x		-150	x	=	-3000				<BR>\n" );
document.write( "-30	x	=	-3000							<BR>\n" );
document.write( "/	-30									<BR>\n" );
document.write( "x 	=	100	train  	mph						<BR>\n" );
document.write( "		80	Bus	mph						<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );