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)\"\" \"About 
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\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
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