document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1029192>Question 1029192</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If I have an 86% grade and I get a 50% on a quiz what is my new average?<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 #644253 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=644253\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (86 + 50) / 2 = 136/2 = 68.\r<BR>\n" );
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document.write( "this assumes you had only two tests, so they are weighted equally.\r<BR>\n" );
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document.write( "assume you have 4 quizes that averaged 86 and then you get a 50 on the fifth quiz.\r<BR>\n" );
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document.write( "you new average would then be ((4 * 86) + 50) / 5 = 78.8.\r<BR>\n" );
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document.write( "you have to go by the weighting factor.\r<BR>\n" );
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document.write( "if your relative weighting is 50% for the 86 and 50% for the 50, then .5 * 86 + .5 * 50 = 68.\r<BR>\n" );
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document.write( "if your relative weighting is 80% for the 86 and 20% for the 50, then .8 * 86 + .2 * 50 = 78.8.\r<BR>\n" );
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document.write( "figure the sum of your relative weights has to be equal to 100%.\r<BR>\n" );
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document.write( "most class scores give percentage weighting to individual test, class participation, and semi-final test and final test.\r<BR>\n" );
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document.write( "it depends on what your instructor's policy is.\r<BR>\n" );
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document.write( "an example of a fictitious scenario would be:\r<BR>\n" );
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document.write( "10% class participation.<BR>\n" );
document.write( "10% for each of 5 quizes.<BR>\n" );
document.write( "15% for the semi-final<BR>\n" );
document.write( "25% for the final.\r<BR>\n" );
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document.write( "the total percent = 100%.<BR>\n" );
document.write( "10% for class participation<BR>\n" );
document.write( "50% for total of 5 quizes<BR>\n" );
document.write( "15% for semi-final<BR>\n" );
document.write( "25% for final.\r<BR>\n" );
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document.write( "total = 100%.\r<BR>\n" );
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document.write( "it's not just a simple matter of taking the average of 86% and 50%.\r<BR>\n" );
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document.write( "if you only had 2 tests, then so far you would be averaging 68% based on those two tests only, if those two tests carried the same weight.\r<BR>\n" );
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