document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1090639>Question 1090639</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You want to average at least 90% on your algebra quizzes. So far, you have scored 93%, 97%, 81%, and 89% on your quizzes. What must you score on your next quiz to have at least a 90% average? Is it possible for you to raise your quiz average to 97% if only one more quiz is added? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #705219 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=705219\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You want to average at least 90% on your algebra quizzes.<BR>\n" );
document.write( " So far, you have scored 93%, 97%, 81%, and 89% on your quizzes.<BR>\n" );
document.write( " What must you score on your next quiz to have at least a 90% average? <BR>\n" );
document.write( ":<BR>\n" );
document.write( "let x = the score you need to average on the 5 quizzes<BR>\n" );
document.write( ":<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%2893%2B97%2B81%2B89%2Bx%29%29%2F5 ALIGN=MIDDLE  ALT=\"%28%2893%2B97%2B81%2B89%2Bx%29%29%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 90<BR>\n" );
document.write( "add up the scores, multiply both sides by 5<BR>\n" );
document.write( "360 + x = 5(90)<BR>\n" );
document.write( "x = 450 - 360<BR>\n" );
document.write( "x = 90% required on the 5th test to average 90<BR>\n" );
document.write( ":<BR>\n" );
document.write( "Is it possible for you to raise your quiz average to 97% if only one more quiz is added?<BR>\n" );
document.write( "Well let's see<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%2893%2B97%2B81%2B89%2Bx%29%29%2F5 ALIGN=MIDDLE  ALT=\"%28%2893%2B97%2B81%2B89%2Bx%29%29%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 97<BR>\n" );
document.write( "add up the scores, multiply both sides by 5<BR>\n" );
document.write( "360 + x = 5(97)<BR>\n" );
document.write( "x = 485 - 360<BR>\n" );
document.write( "x = 125, so obviously you can't get over 100, so the answer is No </SPAN>\n" );
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