document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=684279>Question 684279</A>: <I><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "your quiz grades are 78,68,71,85, and 90. what score on the sixth quiz will make your average quiz at least 80? what is the equation and solve the problem?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #424014 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley79><B>checkley79(3341)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley79><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=424014\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (78+68+71+85+90+X)/6>=80<BR>\n" );
document.write( "(392+X)/6>=80 CROSS MULTIPLY<BR>\n" );
document.write( "392+X=6*80<BR>\n" );
document.write( "392+X=480<BR>\n" );
document.write( "X=480-392<BR>\n" );
document.write( "X=88 ANS, FOR THE MINIMUM SCORE TO MAINTAIN AN 80 AVERAGE OR GREATER.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( "(392+88)/6=80<BR>\n" );
document.write( "480/6=80<BR>\n" );
document.write( "480=6*80<BR>\n" );
document.write( "480=480<BR>\n" );
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