document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1107296>Question 1107296</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Rocco wants to calculate the cost of covering the floor of his family room with tile.  The floor measures 15 feet 5 inches by 12 feet 6 inches.  He chooses rectangular tiles that are 12” by 18”.  A box of 20 tiles costs $70.00. How many boxes must Rocco buy? What is the total cost?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #722302 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=722302\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (15 * 12) + 5 = 185 inches<BR>\n" );
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document.write( "(12 * 12) + 6 = 150 inches<BR>\n" );
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document.write( "Area of floor is 185 * 150 = 27750 square inches<BR>\n" );
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document.write( "Area of one tile is 12 * 18 = 216 square inches<BR>\n" );
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document.write( "Number of tiles needed is 27750/216 = 128.47 approximately 129 tiles<BR>\n" );
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document.write( "A box contains 20 tiles, therefore we need 129/20 = 6.45 approximately 7 boxes<BR>\n" );
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document.write( "Rocco must buy 7 boxes at a cost of 70 * 7 = $490<BR>\n" );
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