document.write( "Question 651368: a student scores 82%,86% and 78% on her three exams. What score is needed on the fourth exam for the student to have an average of 85% for all four exams ? \n" ); document.write( "
Algebra.Com's Answer #407628 by Aaniya(63)\"\" \"About 
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score will be 94
\n" ); document.write( "82,86,78,94 =340
\n" ); document.write( "divide by your 4 exams=85
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