document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=41635>Question 41635</A>: <I><SPAN STYLE=\"word-break: break-all;\"> From 4 yellow and 8 blue marbles, 3 are selected.  What is the probability that all three are yellow or all three are blue? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #26904 by </B><A HREF=/tutors/aboutme.mpl?userid=venugopalramana><B>venugopalramana(3286)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=venugopalramana><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.geocities.com/venugopalramana/FREE_MATHS_ASSISTANCE.html valign=middle><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=26904\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> From 4 yellow and 8 blue marbles, 3 are selected. What is the probability that all three are yellow or all three are blue?<BR>\n" );
document.write( "P ALL 3 YELLOW YELLOW=(4/12)*(3/11)*(2/10)=24/1320=1/55=0.01818<BR>\n" );
document.write( "P ALL 3 BLUE =(3/12)(2/11)(1/10)=1/220=0.004545<BR>\n" );
document.write( "SO P OF EITHER 3 BLUE OR 3 YELLOW=0.01818+0.004545=0.02273 </SPAN>\n" );
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