document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=117738>Question 117738</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help. Thank you<BR>\n" );
document.write( "Choose the correct greatest common factor of 105 and 147<BR>\n" );
document.write( "a) 21  b) 15  c) 63  d) 20 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #85742 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=85742\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> First, list the prime factorization of each number. If you need help with prime factorization, check out this <a  rel=nofollow HREF=\"http://www.algebra.com/algebra/homework/divisibility/factor-any-number.solver\">solver</a>.\r<BR>\n" );
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document.write( "105: 3*5*7\r<BR>\n" );
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document.write( "147: 3*7*7\r<BR>\n" );
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document.write( "Now highlight the factors that the two numbers share in common\r<BR>\n" );
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document.write( "105: <font color=\"red\">3</font>*5*<font color=\"red\">7</font>\r<BR>\n" );
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document.write( "147: <font color=\"red\">3*7</font>*7\r<BR>\n" );
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document.write( "Now pick one set of these highlighted numbers and multiply\r<BR>\n" );
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document.write( "3*7=21\r<BR>\n" );
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document.write( "So the GCF of 105 and  147  is 21\r<BR>\n" );
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document.write( "So the answer is A)<BR>\n" );
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