document.write( "Question 796229: If my score is 75 out of 100 what score do I need to maintain at least an average of 81? \n" ); document.write( "
Algebra.Com's Answer #481304 by psbhowmick(878)![]() ![]() You can put this solution on YOUR website! I assume that you are asking for what score do you need out of next 100 so as to get an average of 81.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Suppose that you need to score x out of 100 to have an overall average of 81.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So your overall average is calculated as\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So you need to score 87. \n" ); document.write( " |