document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=353273>Question 353273</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A survey of 51 pet owners revealed that 32 owned dogs, 38 owned cats, and 3 owned neither cats nor dogs.  How many owned cats and dogs? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #252443 by </B><A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><B>sudhanshu_kmr(1152)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><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=sudhanshu_kmr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=252443\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "No. of owners having any one of these pet = 51 - 3 = 48\r<BR>\n" );
document.write( "\n" );
document.write( "thus  n(A U B) = 48 , no. of owners having any pet<BR>\n" );
document.write( "  <BR>\n" );
document.write( "    n(A) = 32 , no. of owner having dogs\r<BR>\n" );
document.write( "\n" );
document.write( "    n(B) = 38 , no. of owner having cats\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "now we have to find no. of owners having cats and dogs n (A&#8745;B)\r<BR>\n" );
document.write( "\n" );
document.write( "as we know  n (A&#8745;B) = n(A ) + n (B) - n(A U B)\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " = n(A ) + n (B) - n(A U B)\r<BR>\n" );
document.write( "\n" );
document.write( " = 32 + 38 - 48 \r<BR>\n" );
document.write( "\n" );
document.write( " = 22\r<BR>\n" );
document.write( "\n" );
document.write( "      <BR>\n" );
document.write( "         </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );