# SOLUTION: A girl is 1/3 her mothers age. The differences in their ages is 20 years. How old is the mother and daughter?

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 Click here to see ALL problems on Age Word Problems Question 432739: A girl is 1/3 her mothers age. The differences in their ages is 20 years. How old is the mother and daughter?Answer by ankor@dixie-net.com(15632)   (Show Source): You can put this solution on YOUR website!Let g = girl's age Let m = mother's age : Write an equation for each statement. : "A girl is 1/3 her mothers age." g = m : "The differences in their ages is 20 years." m - g = 20 From the 1st equation, replace g with m m - m = 20 m = 20 multiply both sides by 3, results: 2m = 3*20 2m = 60 m = m = 30 is Mom's age : I'll let you find the girl's age ?