document.write( "Question 949352: Katherine needs an overall grade of 85 in her math class to be qualified for an additional class. Her math grade is based on 6 exams. Her first five grades were 87, 81, 85, 90, 78. Write an inequality that represents her predicament. What score does she need to qualify? \n" ); document.write( "
Algebra.Com's Answer #579580 by josgarithmetic(39618)\"\" \"About 
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Does Katherine rely on averages or on totals?\r
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\n" ); document.write( "\n" ); document.write( "Six tests, 600 points.\r
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\n" ); document.write( "\n" ); document.write( "\"%2887%2B81%2B85%2B90%2B78%2Bs%29%2F600%3E=0.85\"\r
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\n" ); document.write( "\n" ); document.write( "\"421%2Bs%3E=600%2A%280.85%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"s%2B421%3E=510\"\r
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\n" ); document.write( "\n" ); document.write( "\"s%3E=89\"
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