document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=966954>Question 966954</A>: <I><SPAN STYLE=\"word-break: break-all;\"> in an examination,10% of the student failed in maths,20% failed in english and 5% failed in both.what is the percentage of student who failed in at least one subject? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #590961 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=590961\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> P(fail at least one)= 1-P(fail none)<BR>\n" );
document.write( "=1-(P(fail maths)+P(fail english)-P(fail both))<BR>\n" );
document.write( "=1-(0.10+0.20-0.05)<BR>\n" );
document.write( "=1-(0.25)<BR>\n" );
document.write( "=0.75<BR>\n" );
document.write( "percentage of students who failed at least one course is 75%<BR>\n" );
document.write( " </SPAN>\n" );
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