document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=317909>Question 317909</A>: <I><SPAN STYLE=\"word-break: break-all;\"> With a deck containing 52 cards what's the probabilty of choosing at random a black card or not a face card? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #227637 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=227637\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> With a deck containing 52 cards what's the probabilty of choosing at random a black card or not a face card?<BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "# of black cards = 26<BR>\n" );
document.write( "---<BR>\n" );
document.write( "# of face cards = 3*4 = 12<BR>\n" );
document.write( "----<BR>\n" );
document.write( "# of face cards that are black cards = 6<BR>\n" );
document.write( "===============<BR>\n" );
document.write( "P(black or not face) = P(black) + P(not face) - P(black and not face)<BR>\n" );
document.write( "= 26/52 + 40/52 - 20/52<BR>\n" );
document.write( "---<BR>\n" );
document.write( "= 46/52 <BR>\n" );
document.write( "---<BR>\n" );
document.write( "= 23/26<BR>\n" );
document.write( "=============================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "================  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );