SOLUTION: The mom is twice the daughters age the Dad is twice the moms age the total is 100 how old is the daughter.

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Question 1007555: The mom is twice the daughters
age the Dad is twice the moms age the total is 100 how old is the daughter.
Answer by Alan3354(69443) About Me  (Show Source):
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The mom is twice the daughters
age the Dad is twice the moms age the total is 100 how old is the daughter.
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D = Daughter's age
M = 2D
F = 2M = 4D
----
D + 2D + 4D = 100
7D = 100
D = 14.28 years