document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=932359>Question 932359</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i have an 83 in math right now, and my final is worth 15 percent of my overall grade. what do i need to make in order to make an A (90 or above) in that class for the semester   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #566109 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=566109\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Your final is worth 15% of your grade. So 100-15 = 85% of your grade is for the remainder of the assignments and other stuff.\r<BR>\n" );
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document.write( "Let x = score on the final (score in decimal form)\r<BR>\n" );
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document.write( "0.83*0.85 + 0.15x = 0.90\r<BR>\n" );
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document.write( "0.7055 + 0.15x = 0.90\r<BR>\n" );
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document.write( "0.15x = 0.90-0.7055\r<BR>\n" );
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document.write( "0.15x = 0.1945\r<BR>\n" );
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document.write( "x = 0.1945/0.15\r<BR>\n" );
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document.write( "x = 1.2966666\r<BR>\n" );
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document.write( "Multiply by 100 to get 100*1.2966666 = 129.66666%. It is not possible to get a score of 129.67% on the final. \r<BR>\n" );
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document.write( "So it is not possible to go from an 83% overall grade to a 90% overall grade.\r<BR>\n" );
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document.write( "If you got 100% on the final, then 0.83*0.85 + 0.15*1 = 0.8555 so the best you can get is 85.56%\r<BR>\n" );
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document.write( "Note: the teacher may drop lowest scores or add more extra credit in some way, so it's always best to ask the teacher. My answer gives you a ballpark idea but the teacher will know better than me (since it's their own personal grading system, they can do whatever they want). </SPAN>\n" );
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