document.write( "Question 791047: A student scored 80, 81, 82, and 83 in the first four tests. If her average score for five tests was 85, what was her score on the fifth test? \n" ); document.write( "
Algebra.Com's Answer #479382 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Average score for five tests = 85 \n" ); document.write( "Total marks for five tests = 5 * 85 = 425 \n" ); document.write( "Total of 80 + 81 + 82 + 83 = 326 \n" ); document.write( "425 - 326 = 99. \n" ); document.write( "This was the student's score for the 5th test. \n" ); document.write( "Hope this helps. \n" ); document.write( ";-) \n" ); document.write( " |