document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1029990>Question 1029990</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A container 80cm/60cm/70cm needs to be filled up completely with water. Tube A supplies 24l of water per minute and Tube B supplies 18l of water per minute. Mr Tan fills up the container by taking turns to use both Tubes for 17minutes. How long does he use each of the Tubes? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #644929 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=644929\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let tube A be open for x minutes\r<BR>\n" );
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document.write( "Tube B for y minutes\r<BR>\n" );
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document.write( "x+y=17........................(1)\r<BR>\n" );
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document.write( "The capacity of tank is 336 liters  (70x60x80)/1000\r<BR>\n" );
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document.write( "Pipe B will fill the tank in 336/24=14 minutes\r<BR>\n" );
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document.write( "Pipe A will fill the tank in 336/18=18.66 minutes<BR>\n" );
document.write( "18.66x+14y=336...............................(2)\r<BR>\n" );
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document.write( "x= 	Time open	for A						<BR>\n" );
document.write( "y=	Time open	for B						<BR>\n" );
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document.write( "1	x	+	1	y	=	17	.............1	<BR>\n" );
document.write( "Tank filling by both tubes								<BR>\n" );
document.write( "19	x	+	24	y	=	336	.............2	<BR>\n" );
document.write( "Eliminate	y							<BR>\n" );
document.write( "multiply (1)by		-24						<BR>\n" );
document.write( "Multiply (2) by		1						<BR>\n" );
document.write( "-24	x		-24	y	=	-408		<BR>\n" );
document.write( "19	x	+	24	y	=	336		<BR>\n" );
document.write( "Add the two equations								<BR>\n" );
document.write( "-5	x				=	-72		<BR>\n" );
document.write( "/	-5							<BR>\n" );
document.write( "x	=	13						<BR>\n" );
document.write( "plug value of			x	in (1)				<BR>\n" );
document.write( "1	x	+	1	y	=	17		<BR>\n" );
document.write( "13		+		y	=	17		<BR>\n" );
document.write( "				y	=	17		-13.48<BR>\n" );
document.write( "				y	=	4		<BR>\n" );
document.write( "				y	=	4		<BR>\n" );
document.write( "x=	13		Time open	for A				<BR>\n" );
document.write( "y=	4		Time open	for B				<BR>\n" );
document.write( "m.ananth@hotmail.ca								<BR>\n" );
document.write( " </SPAN>\n" );
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