document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=310465>Question 310465</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the probability of rolling a red and a green number cube and getting:<BR>\n" );
document.write( "A sum of 7 OR 11?<BR>\n" );
document.write( "A prime number on red OR a two one green? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #221970 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=221970\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> What is the probability of rolling a red and a green number cube and getting:<BR>\n" );
document.write( "A sum of 7 OR 11?<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Ways to get 7: 1/6;2/5;3/4;4/3;5/2;6/1----------6 ways<BR>\n" );
document.write( "Ways to get 11: 5/6;6/5-------------------------2 ways<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "P(sum of 7 or 11) = P(7)+P(11) = (6+2)/36 = 2/9<BR>\n" );
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document.write( "A prime number on red OR a two on green?<BR>\n" );
document.write( "Ways to get red prime: 2/1;2/2;2/3;2/4;2/5;2/6<BR>\n" );
document.write( "-----------------------3/1;3/2;3/3;3/4;3/5;3/6<BR>\n" );
document.write( "-----------------------5/1;5/2;5/3;5/4;5/5;5/6<BR>\n" );
document.write( "----------\r<BR>\n" );
document.write( "\n" );
document.write( "Ways to get 2 on green: 1/2;2/2;3/2;4/2/5/2;6/2\r<BR>\n" );
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document.write( "P(red prime OR green two) = P(red prime) + P(green 2) - P(red prime and green 2)<BR>\n" );
document.write( "= (18/36) + (6/36) - (3/36) = 21/36<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "==============<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );