document.write( "Question 930988: I have an 83.98% in my class. what do i need to get on a test that's worth 30% of my total grade, to get 82% in the class? \n" ); document.write( "

Algebra.Com's Answer #565382 by TimothyLamb(4379) $\"\"$ $\"About$

You can put this solution on YOUR website!
(1 - 0.30)*83.98 + 0.30x = 82
\n" ); document.write( "0.30x = 82 - (1 - 0.30)*83.98
\n" ); document.write( "x = ( 82 - (1 - 0.30)*83.98 ) / 0.30
\n" ); document.write( "x = 77.38%
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