document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=823032>Question 823032</A>: <I><SPAN STYLE=\"word-break: break-all;\"> there are 100 students, the average score on tests is 76%, the boys average score is 80% the girls is 70%, how many girls are there? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #495215 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=495215\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> there are 100 students, the average score on tests is 76%, the boys average score is 80% the girls is 70%, how many girls are there?Equations:<BR>\n" );
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document.write( "b + g = 100 students<BR>\n" );
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document.write( "Total points on tests = 100(76) = 7600<BR>\n" );
document.write( "Total boys points = 80b<BR>\n" );
document.write( "Total girls points= 70g<BR>\n" );
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document.write( "80b + 70g = 7600<BR>\n" );
document.write( "b   +   g = 100<BR>\n" );
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document.write( "Modify for elimination:<BR>\n" );
document.write( "8b + 7g = 760<BR>\n" );
document.write( "8b + 8g = 800<BR>\n" );
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document.write( "Subtract and solve for \"g\":<BR>\n" );
document.write( "g = 40 (# of girls)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=================== </SPAN>\n" );
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