document.write( "Question 725584: The average age of the boys in a class of 20 boys is 15.6 years. What will be the average age if 5 new boys come whose average is 15.4 years \n" ); document.write( "
Algebra.Com's Answer #444219 by god2012(113) You can put this solution on YOUR website! \n" ); document.write( "Average of 20 boys = 15.6 \n" ); document.write( "Average of 5 new boys = 15.4\r \n" ); document.write( "\n" ); document.write( "New average of 25 boys = (15.6 * 20 + 15.4*5)/25 = 15.56 years \n" ); document.write( " |