document.write( "Question 941386: The average age of 16 student is 15 year. When 1 of a boy of age 18 years leads. What will be the average age of remaining 15 student \n" ); document.write( "
Algebra.Com's Answer #573821 by srinivas.g(540) You can put this solution on YOUR website! sum of ages of all 16 students = average * no of students \n" ); document.write( " = 15*16 \n" ); document.write( " =240 \n" ); document.write( "one of the boys of age 18 y left \n" ); document.write( " then sum of ages of remaining students = 240-18 \n" ); document.write( " = 222 \n" ); document.write( " average of remaining 15 students = \n" ); document.write( " = \n" ); document.write( " =14.8 \n" ); document.write( "Result : 14.8 years \n" ); document.write( " |