SOLUTION: A girl is 15 years old, her brother is twice as old. When the girl is 25 yeard old , what will be the age of the brother?

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Question 771163: A girl is 15 years old, her brother is twice as old. When the girl is 25 yeard old , what will be the age of the brother?
Answer by Jc0110(165) About Me  (Show Source):
You can put this solution on YOUR website!
AgeOfBrother%5BNow%5D = 2 x AgeOfGirl = 2 x 15 = 30
When the girl is 25, it'll be 10 years later.
AgeOfBrother%5B10YearsLater%5D = 30 + 10 = 40