document.write( "Question 347595: On his last 3 math tests, Mark scored 85,95 and 80. what grade must he get on his next test to have an average of 90 for all four tests? \n" ); document.write( "
Algebra.Com's Answer #248471 by Fombitz(32388) You can put this solution on YOUR website! Let his next grade be \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "He needs a perfect score.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |