document.write( "Question 795224: A gal went to school & the teacher asked how old are u?
\n" ); document.write( "She replied I don't know, bt I know that I'm half my mother's age
\n" ); document.write( "The teacher asked ok how old is yor mother?
\n" ); document.write( "She said I don't know bt I know that my Dad is 5 yrs older than my mother.
\n" ); document.write( "Teacher, how old is yor dad?
\n" ); document.write( "She said I don't know bt I know that if we we add our ages the answer is 100 yrs..
\n" ); document.write( "Now how old is the gal, her mum & her dad??? \n" ); document.write( "
Algebra.Com's Answer #480947 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
I know that I'm half my mother's age
\n" ); document.write( "g = .5m
\n" ); document.write( ":
\n" ); document.write( "I know that my Dad is 5 yrs older than my mother.
\n" ); document.write( "d = (m+5)
\n" ); document.write( ":
\n" ); document.write( " if we we add our ages the answer is 100 yrs
\n" ); document.write( "g + m + d = 100
\n" ); document.write( "substitute:
\n" ); document.write( ".5m + m + (m+5) = 100
\n" ); document.write( "2.5m = 100 - 5
\n" ); document.write( "m = 95/2.5
\n" ); document.write( "m = 38
\n" ); document.write( ":
\n" ); document.write( "Now how old is the gal, her mum & her dad???
\n" ); document.write( "You can find the ages of the gal and dad \n" ); document.write( "
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