document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=865435>Question 865435</A>: <I><SPAN STYLE=\"word-break: break-all;\"> jim and bill bike like to shoot targets . jim ca hit a target with probability  of 0.8 , while bill can hit a target with 0.7 . if both fire at a target at the same time , what is the probability that the target is hit at least once?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #521689 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=521689\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The probability that jim fails to hit the target is 1-0.8 = 0.2\r<BR>\n" );
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document.write( "The probability that bill fails to hit the target is 1-0.7 = 0.3\r<BR>\n" );
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document.write( "The probability they both fail to hit their target is 0.2*0.3 = 0.06\r<BR>\n" );
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document.write( "So the probability that this doesn't happen, ie one of them (or both) succeed, is 1 - 0.06 = <font color=\"red\">0.94</font> </SPAN>\n" );
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