document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=878508>Question 878508</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A few questions: Any help with these problems will be appreciated.\r<BR>\n" );
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document.write( "#1 An algebra class has 30 students - 17 girls and 13 boys.\r<BR>\n" );
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document.write( "If a four student group is chosen at random, what is the probability that it will consist of all boys?\r<BR>\n" );
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document.write( "I thought it would be 30C4 but the \"all boys\" part throws me off.<BR>\n" );
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document.write( "#2 Six cards are dealt from a standard deck of playing cards (without replacement).\r<BR>\n" );
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document.write( "What is the Probability that all six cards are face cards?\r<BR>\n" );
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document.write( "What is the probability that the group of cards has exactly 3 kings?\r<BR>\n" );
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document.write( "What is the Probability that the group of cards has at least 4 hearts? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #530033 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=530033\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> # 1\r<BR>\n" );
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document.write( "30 C 4 is the number of ways to pick 4 people from a pool of 30 (17 + 13 = 30)\r<BR>\n" );
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document.write( "There are 13 boys, so there are 13 C 4 ways to pick 4 boys only\r<BR>\n" );
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document.write( "The probability is (13 C 4)/(30 C 4)\r<BR>\n" );
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document.write( "You can leave it like that or evaluate that with a calculator.\r<BR>\n" );
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document.write( "# 2\r<BR>\n" );
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document.write( "I'll do the first part to get you started\r<BR>\n" );
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document.write( "There are 52 C 6 ways to select 6 cards\r<BR>\n" );
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document.write( "There are 12 C 6 ways to have all 6 face cards (3 faces J,Q,K and 4 suits: 3*4 = 12 face cards total)\r<BR>\n" );
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document.write( "What is the Probability that all six cards are face cards?<BR>\n" );
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document.write( "<font color=\"red\">(12 C 6)/(52 C 6)</font>\r<BR>\n" );
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document.write( "again you can leave that as is or use a calculator to evaluate\r<BR>\n" );
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document.write( "I'll let you finish up the rest of #2 </SPAN>\n" );
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