document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=143321>Question 143321</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0321206002/algebrahomeworkh>Survey of Math w/ Apllications</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Could you please help me solve this Px\r<BR>\n" );
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document.write( "10. (4 pts) A survey of a group of people produced the following results: there were 25 people with brown eyes and 15 people with blonde hair. If 10 people had both brown eyes and blonde hair and 23 people had neither, how many people were interviewed?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #104312 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=104312\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A survey of a group of people produced the following results: there were 25 people with brown eyes and 15 people with blonde hair. If 10 people had both brown eyes and blonde hair and 23 people had neither, how many people were interviewed? <BR>\n" );
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document.write( "Use Venn Diagrams:<BR>\n" );
document.write( "Draw two intersecting circles inside a rectangle.<BR>\n" );
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document.write( "Label one circle \"brown eyes\" ; Label the other circle \"blonde hair\".<BR>\n" );
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document.write( "put a \"10\" in the intersection of the circles.<BR>\n" );
document.write( "put a \"23\" in the rectangle but not in either circle<BR>\n" );
document.write( "put a 25-10 = \"15\" in the brown eyes circle that is not in the intersection<BR>\n" );
document.write( "put a 15-10 = \"5\" in the blonde hair circle that is not in the intersection<BR>\n" );
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document.write( "Count up all the \"\" numbers to get 53<BR>\n" );
document.write( "That is the number of people interviews.<BR>\n" );
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document.write( "Follow this same pattern to work the other problem you posted which<BR>\n" );
document.write( "involves three intersecting circles.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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