document.write( "Question 867431: The total age of a family of 3 is 100,the mom is 5years yonger than the dad and the son is half the mom's age.what are their ages? \n" ); document.write( "
Algebra.Com's Answer #523014 by dkppathak(439)\"\" \"About 
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The total age of a family of 3 is 100,the mom is 5years yonger than the dad and the son is half the mom's age.what are their ages?
\n" ); document.write( "let age of of mom is x yrs
\n" ); document.write( "son age is =x/2 yrs ( as per given conditions )
\n" ); document.write( "dad age is = x+5 ( as per given conditions )
\n" ); document.write( "sum of age of 3 members of family is 100 yrs
\n" ); document.write( "son + mom +dad age =X/2 +X + X+5 =100
\n" ); document.write( "X + 2X +2X +!0/2 =100
\n" ); document.write( "5X +10 =200
\n" ); document.write( "5X= 200-10
\n" ); document.write( "5X =190
\n" ); document.write( "x=190/5 =38 yrs
\n" ); document.write( "therefor age of mom is 38 yrs
\n" ); document.write( "Age of dad is X+5= 38+5 = 43 yrs
\n" ); document.write( "age of son is X/2= 38/2=19 yrs
\n" ); document.write( "Answer son 19 yrs
\n" ); document.write( " mom 38 yrs
\n" ); document.write( " dad 43 yrs
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