document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=327496>Question 327496</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An urn contains 4 purple marbles and 3 pink ones. Two marbles are drawn from the urn. what is the probability that both marbles are purble Without Replacement\r<BR>\n" );
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document.write( "Sorry the question i just posted was incorrect This is the correct one\r<BR>\n" );
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document.write( "Thanks,<BR>\n" );
document.write( "Oskar :o) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #234549 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=234549\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> P(2 purple) = ( (# of purple on first draw)/(# of marbles total on first draw) ) * ( (# of purple on second draw)/(# of marbles total on second draw) )\r<BR>\n" );
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document.write( "P(2 purple) = (4/7)*(3/6) = (4*3)/(7*6) = 12/42 = 2/7\r<BR>\n" );
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document.write( "Note: there are 4 purple + 3 pink = 7 total marbles\r<BR>\n" );
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document.write( "So the odds are 2/7 (which in decimal form is about 0.2857) or about a 28.57% chance. </SPAN>\n" );
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