document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=781762>Question 781762</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1. A salesman has a 60% chance of making a sale to any one customer. The behaviour of successive customers is independent. If two customers A and B enter, what is the probability that the salesman will make a sale to A or B. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #476100 by </B><A HREF=/tutors/aboutme.mpl?userid=oscargut><B>oscargut(2103)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=oscargut><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=oscargut><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=476100\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> P(sale)= 0.6\r<BR>\n" );
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document.write( "P(not sale)= 0.4\r<BR>\n" );
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document.write( "P(sale A or B) = P(Sale A)+P(sale B) - P(sale A and B)\r<BR>\n" );
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document.write( "= 0.6+0.6 -0.6(0.6) = 1.2-0.36 = 0.84\r<BR>\n" );
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document.write( "Answer: 0.84\r<BR>\n" );
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