document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1152937>Question 1152937</A>: <I><SPAN STYLE=\"word-break: break-all;\"> There is a bag with only red marbles and blue marbles.<BR>\n" );
document.write( "The probability of randomly choosing a red marble is <BR>\n" );
document.write( "11/12\r<BR>\n" );
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document.write( "There are 72 marbles in total in the bag and each is equally likely to be chosen.<BR>\n" );
document.write( "Work out how many red marbles there must be. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #775051 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=775051\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> probability of a red marble's being chosen is 11/12, and for blue is therefore 1/12<BR>\n" );
document.write( "Therefore, 12/12 is for prob of 1, and 1/12 probability means 6 blue marbles and 66 red marbles ANSWER. </SPAN>\n" );
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