document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=646894>Question 646894</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i have 540 sq ft of floor to cover with tiles.<BR>\n" );
document.write( "each tile is 20.5\" by 20.5\"<BR>\n" );
document.write( "How  many tiles do i need?\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #405972 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=405972\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "the area of floor is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=540ft%5E2 ALIGN=MIDDLE  ALT=\"540ft%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > .<BR>\n" );
document.write( "each tile is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20.5in ALIGN=MIDDLE  ALT=\"20.5in\"   DISABLED_style= \"max-width:90%; height:auto;\" > by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20.5in ALIGN=MIDDLE  ALT=\"20.5in\"   DISABLED_style= \"max-width:90%; height:auto;\" >; so, find the area of a tile\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20.5in%2A20.5in=420.25in%5E2 ALIGN=MIDDLE  ALT=\"20.5in%2A20.5in=420.25in%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > ....now convert <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=in%5E2 ALIGN=MIDDLE  ALT=\"in%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > into <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ft%5E2 ALIGN=MIDDLE  ALT=\"ft%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "There are <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=144in%5E2 ALIGN=MIDDLE  ALT=\"144in%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > to a <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ft%5E2 ALIGN=MIDDLE  ALT=\"ft%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > because <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1+ft=12in ALIGN=MIDDLE  ALT=\"1+ft=12in\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28420.25%2F144%29ft%5E2=2.918ft%5E2 ALIGN=MIDDLE  ALT=\"%28420.25%2F144%29ft%5E2=2.918ft%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "now, divide the area of a floor with area of a tile to get a number of tiles needed\r<BR>\n" );
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document.write( " <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=540ft%5E2%2F2.918ft%5E2=185.05825908156271418779986291981=185 ALIGN=MIDDLE  ALT=\"540ft%5E2%2F2.918ft%5E2=185.05825908156271418779986291981=185\"   DISABLED_style= \"max-width:90%; height:auto;\" >  </SPAN>\n" );
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