document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=327968>Question 327968</A>: <I><SPAN STYLE=\"word-break: break-all;\"> At a certain military installation six similar radars are placed in operation. it is known that a radars probability of failing to operate before 500 hours of \"on\" time have accumulated is 0.06. What are the probabilities that before 500 hours have elapsed, a)all will operate<BR>\n" );
document.write( "              b)all will fail and<BR>\n" );
document.write( "              c)only one will fail? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #234917 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=234917\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a)P(all work)=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%280.94%29%5E6=0.6899 ALIGN=MIDDLE  ALT=\"%280.94%29%5E6=0.6899\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
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document.write( "b)P(all fail)=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%280.06%29%5E6=0.00000004666 ALIGN=MIDDLE  ALT=\"%280.06%29%5E6=0.00000004666\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "c)P(only one fails)=P(#1 fails) or P(#2 fails) or ... P(#6 fails)<BR>\n" );
document.write( "P(only one fails)=P(#1 fails) +P(#2 fails)+ ... +P(#6 fails)<BR>\n" );
document.write( "P(only one fails)=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.06%2B0.06%2B0.06%2B0.06%2B0.06%2B0.06 ALIGN=MIDDLE  ALT=\"0.06%2B0.06%2B0.06%2B0.06%2B0.06%2B0.06\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "P(only one fails)=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.36 ALIGN=MIDDLE  ALT=\"0.36\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );