document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=643535>Question 643535</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The time needed to fill a tank varies inversely as the square of the radius of the hose. If a hose of radius 3.5 cm takes 8 min to fill a tank, how long will it take using a hose of radius 2 cm. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #404526 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=404526\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The time needed to fill a tank varies inversely as the square of the radius of the hose. If a hose of radius 3.5 cm takes 8 min to fill a tank, how long will it take using a hose of radius 2 cm.<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t+=+k%2Fr%5E2 ALIGN=MIDDLE  ALT=\"t+=+k%2Fr%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k+=+r%5E2%2At ALIGN=MIDDLE  ALT=\"k+=+r%5E2%2At\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3.5%5E2%2A8+=+2%5E2%2At ALIGN=MIDDLE  ALT=\"3.5%5E2%2A8+=+2%5E2%2At\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "t = 12.25*2<BR>\n" );
document.write( "t = 24.5 minutes<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );