document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1201444>Question 1201444</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This exercise refers to a standard deck of playing cards. Assume that 6 cards are randomly chosen from the deck.\r<BR>\n" );
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document.write( "How many hands contain exactly two 4s and two 7s? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #835911 by </B><A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><B>Edwin McCravy(20060)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><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=Edwin+McCravy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=835911\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "There are 4 4s, 4 7s, and 52-4-4 = 44 cards that are neither 4s nor 7s.\r\n" );
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document.write( "Choose the 2 4s C(4,2) = 6 ways.\r\n" );
document.write( "Choose the 2 7s C(4,2) = 6 ways.\r\n" );
document.write( "Choose the 2 cards that are neither 4s nor 7s C(44,2) = 946 ways\r\n" );
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document.write( "That's (6)(6)(946) = 34056 hands\r\n" );
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document.write( "Edwin</PRE><BR>\n" );
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