document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=653249>Question 653249</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If we roll two dice 180 times, how many times can we expect the dice to show a sum of five?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #408362 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=408362\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If we roll two dice 180 times, how many times can we expect the dice to show a sum of five?<BR>\n" );
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document.write( "Ways to get a \"5\": 1/4 ; 2/3 ; 3/2 ; 4/1 <BR>\n" );
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document.write( "P(throw a 5) = 4/36 = 1/9<BR>\n" );
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document.write( "Expected number is 180 throws: (1/9)180 = 20<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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