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Mary's age is twice her brother's age and half her sister's age. How old is Mary, in years, if the sum of the three ages is 28 years?

User Qerub
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1 Answer

3 votes

Answer:

Explanation:

Mary is 8.
The Sister is 16.
The Brother is 4.
Add them all up, you get 28.
Answer is 8.

User Krystian Cybulski
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