document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=124834>Question 124834</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a teacher chooses a student at randmon from a class of 10 boys and 15 girls.Find the odd in favor of,and the odd against,each event.<BR>\n" );
document.write( "(a)choosing a girl<BR>\n" );
document.write( "(b)choosing a boy  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #91531 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=91531\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a teacher chooses a student at random from a class of 10 boys and 15 girls.Find the odds in favor of,and the odds against,each event.\r<BR>\n" );
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document.write( "(a)choosing a girl<BR>\n" );
document.write( "P(choosing girl) = 15/25 = 3/5<BR>\n" );
document.write( "P(not choosing girl) = 2/5<BR>\n" );
document.write( "Odds in favor of (3/5)/(2/5) = 3:2<BR>\n" );
document.write( "Odds against: (2/5)/(3/5) = 2:3<BR>\n" );
document.write( "---------------------------------\r<BR>\n" );
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document.write( "(b)choosing a boy <BR>\n" );
document.write( "Prob(choosing boy) = 10/25 = 2/5<BR>\n" );
document.write( "Prob(not choosing boy) = 3/5<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "Odds in favor of = (2/5)/(3/5) = 2:3<BR>\n" );
document.write( "Odds against: (3/5)/(2/5) = 3/2<BR>\n" );
document.write( "===============================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );