document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=22470>Question 22470</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Of the 1260 households in a small town, 632 have dogs, 568 have cats, and 114 have both types of pets. If a household is chosen at random, what is the probability that the household has either type of pet?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #10904 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=10904\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> P(A or B) = P(A) + P(B) - P (A and B)<BR>\n" );
document.write( "P(cats or dogs) = P(cats) + P(dogs) - P(cats and dogs)<BR>\n" );
document.write( "                = 586/1260 + 632/1260 - 114/1260\r<BR>\n" );
document.write( "\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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