document.write( "Question 240682: Steven has an average of 76% on his first 5 tests. What is the lowest score that he can get on his next test to have an average of 80% on all of his tests?\r
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document.write( "a. 76% b. 80% c. 90% d. 100% \n" );
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Algebra.Com's Answer #176323 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! (76*5+X)/6=80 \n" ); document.write( "(380+X)/6=80 \n" ); document.write( "380+X=6*80 \n" ); document.write( "380+X=480 \n" ); document.write( "X=480-380 \n" ); document.write( "X=100 IS THE NECESSARY GRADE FOR THE NEXT TEST. \n" ); document.write( " \n" ); document.write( " |