document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=342868>Question 342868</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A file cabinet contains 3 blue and 6 red folders. If folders are randomly selected, \"without replacement\", what is the probability of selecting:<BR>\n" );
document.write( "A. Two red folders?<BR>\n" );
document.write( "B. Three blue folders?<BR>\n" );
document.write( "C. The first folder blue and the second folder red?<BR>\n" );
document.write( "D. A red and a blue folder?\r<BR>\n" );
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document.write( "I got:\r<BR>\n" );
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document.write( "A: 2/9= 22.22%<BR>\n" );
document.write( "B: 3/7= 42.85%<BR>\n" );
document.write( "C: 0 (because the blue folders were taken out with replacement?)<BR>\n" );
document.write( "D: 0 (because again, there are no blue folders left?) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #245374 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=245374\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> There is replacement between questions!<BR>\n" );
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document.write( "A: 6/9 * 5/8 = 5/12 or .4167<BR>\n" );
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document.write( "B: 3/9 * 2/8 * 1/7 = 1/84<BR>\n" );
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document.write( "nCr=combination or n things taken r at a time.= n!/((n-r)!r!) (easier with larger numbers.)<BR>\n" );
document.write( "3C3/9C3 = 1/84<BR>\n" );
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document.write( "C: 3/9 * 6/8 = 1/4<BR>\n" );
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document.write( "D: (6C1 + 3C1)/9C2<BR>\n" );
document.write( "(6+3)/36 = 1/4<BR>\n" );
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document.write( "Ed </SPAN>\n" );
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