document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=935143>Question 935143</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have my lecture grade which at the moment is 83.6, and a lab grade of 87.1. But, my final lab grade (87.1) is 25% of my grade. How do I figure out my final lecture grade? \r<BR>\n" );
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document.write( "This is what I tried: <BR>\n" );
document.write( "(.87)<BR>\n" );
document.write( "----  = .0348      so, i did not know if I did this right, I did not think so.<BR>\n" );
document.write( "(25)   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #568275 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=568275\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I'm assuming you want to find your final overall grade (with lecture + lab grades combined in a way).\r<BR>\n" );
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document.write( "You do a <a  rel=nofollow HREF=\"http://www.mathwords.com/w/weighted_average.htm\">weighted average</a> (link has an example)\r<BR>\n" );
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document.write( "So...\r<BR>\n" );
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document.write( "(weight of lab)*(lab grade) + (weight of lecture)*(lecture grade) = final grade\r<BR>\n" );
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document.write( "(0.25)*(0.871) + (0.75)*(0.836) = final grade\r<BR>\n" );
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document.write( "0.84475 = final grade\r<BR>\n" );
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document.write( "So the final grade is roughly <font color=\"red\">84.475%</font> (around B- or B, but it will depend on the teacher). \r<BR>\n" );
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document.write( "This is not taking into consideration any extra credit or things like the professor dropping your lowest quiz score. This is why it's best to ask the teacher directly as s/he is the only person who knows that grading system perfectly. However, <font color=\"red\">84.475%</font> is a good estimate. </SPAN>\n" );
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