document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=935688>Question 935688</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You must click 2 buttons. Each has a 33% chance of working. You must successfully click both to get the machine to work. You cannot click the second button if the first fails. What is the total chance of the macine working?\r<BR>\n" );
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document.write( "Trying to solve. X means failed attempt, while Y means successful.<BR>\n" );
document.write( "x<BR>\n" );
document.write( "x<BR>\n" );
document.write( "yx<BR>\n" );
document.write( "yx<BR>\n" );
document.write( "yy\r<BR>\n" );
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document.write( "1/5 chance? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #568997 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=568997\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2 buttons need to be clicked.<BR>\n" );
document.write( "x = failed attempt<BR>\n" );
document.write( "y = successful attempt<BR>\n" );
document.write( "both need to be successful, so the solution will be y * y.\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );