document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=749337>Question 749337</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Jenny has scored 78,64,69, 78, and 86  on her previous five tests. What score does she need on her next test so that her average (mean) is 77 ? <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #456333 by </B><A HREF=/tutors/aboutme.mpl?userid=Cromlix><B>Cromlix(4381)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Cromlix><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=Cromlix><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=456333\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The total of Jenny's 5 tests = 375<BR>\n" );
document.write( "If she wants an average of 77 then <BR>\n" );
document.write( "her 6 tests must total 6 x 77 = 462<BR>\n" );
document.write( "462 - 375 = 87 which is what Jenny <BR>\n" );
document.write( "must score on the sixth test for an<BR>\n" );
document.write( "average of 77.<BR>\n" );
document.write( ":-) </SPAN>\n" );
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