document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=983456>Question 983456</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have two problems I urgently need assistance with.  They are as follows:\r<BR>\n" );
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document.write( "1.  A and B are independent events with P(A)=0.2 and P(B)=0.5.  Calculate P(A or     <BR>\n" );
document.write( "    B).\r<BR>\n" );
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document.write( "2.  Consider events A and B with P(A\B)=3/4     P(A and B)=1/2 <BR>\n" );
document.write( "    The probability of B is?\r<BR>\n" );
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document.write( "Regards,\r<BR>\n" );
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document.write( "Caroline </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #604616 by </B><A HREF=/tutors/aboutme.mpl?userid=Timnewman><B>Timnewman(323)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Timnewman><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=Timnewman><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=604616\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hi Caro!<BR>\n" );
document.write( "1.since A and B are independent event,there individual probabilities must be added.<BR>\n" );
document.write( "Hence,<BR>\n" );
document.write( "  p(A or B)=p(A)+p(B)<BR>\n" );
document.write( " From your question,<BR>\n" );
document.write( " p(A)=0.2<BR>\n" );
document.write( " p(B)=0.5            <BR>\n" );
document.write( "Therefore,<BR>\n" );
document.write( "   p(A or B)=0.2+0.5<BR>\n" );
document.write( "              =0.7<BR>\n" );
document.write( "2.your second qestion involves conditional probability which states that,<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p%28A%2FB%29=p%28A%2AB%29%2F%28p%28B%29%29 ALIGN=MIDDLE  ALT=\"p%28A%2FB%29=p%28A%2AB%29%2F%28p%28B%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " if p(A/B)=3/4,<BR>\n" );
document.write( "   <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p%28A%2AB%29=1%2F2 ALIGN=MIDDLE  ALT=\"p%28A%2AB%29=1%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p%28B%29=%281%2F2%29%2F%283%2F4%29 ALIGN=MIDDLE  ALT=\"p%28B%29=%281%2F2%29%2F%283%2F4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p%28B%29=%281%2F2%29%2A%284%2F3%29 ALIGN=MIDDLE  ALT=\"p%28B%29=%281%2F2%29%2A%284%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=p%28B%29=4%2F6 ALIGN=MIDDLE  ALT=\"p%28B%29=4%2F6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "HOPE THIS HELPS;<BR>\n" );
document.write( "------TIMNEWMAN------ <BR>\n" );
document.write( " </SPAN>\n" );
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