document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=860990>Question 860990</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me.  I keep coming up with the same answers, but they are not correct and I don't know what I'm doing wrong.\r<BR>\n" );
document.write( "\n" );
document.write( "Suppose that A and B are two events for which P(A) = 0.2, P(B) = 0.72, and P(B|A) = 0.48 Find each of the following. Use 4 decimal places.\r<BR>\n" );
document.write( "\n" );
document.write( "P(A and B) =\r<BR>\n" );
document.write( "\n" );
document.write( "I keep coming up with .144 by multiplying .2*.72.  I've also tried adding, but it still isn't correct.  I'm thinking that this is why I'm having trouble with the other two parts of this problem (below).\r<BR>\n" );
document.write( "\n" );
document.write( "P(A or B) =\r<BR>\n" );
document.write( "\n" );
document.write( "I came up with .7660 using (A and B) = .144\r<BR>\n" );
document.write( "\n" );
document.write( "P(A|B) = \r<BR>\n" );
document.write( "\n" );
document.write( "I came up with .720 using the above answers.\r<BR>\n" );
document.write( "\n" );
document.write( "If you could help me, I'd appreciate it! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #518781 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=518781\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use 4 decimal places.<BR>\n" );
document.write( ".144 is only 3 <BR>\n" );
document.write( ".720 is only 3 <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );