document.write( "Question 715054: the average age of members of a 4 member family is 15 years.twenty years from now the average age would be \n" ); document.write( "
Algebra.Com's Answer #439185 by ankor@dixie-net.com(22740)\"\" \"About 
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The average age of members of a 4 member family is 15 years.
\n" ); document.write( "Twenty years from now the average age would be
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\n" ); document.write( "Each family member ages 20 yrs: 15 + 20 = 35 yrs will be the average \r
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