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)\"\" \"About 
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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 = \"+sum+of++ages+of+remaining+students+%2F+15+\"
\n" ); document.write( " =\"+222%2F15\"
\n" ); document.write( " =14.8
\n" ); document.write( "Result : 14.8 years
\n" ); document.write( "
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