SOLUTION: Dave is 6 years old his sister is half his age when he is 100 years old how old will the sister be

SOLUTION: Dave is 6 years old his sister is half his age when he is 100 years old how old will the sister be

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Question 1087402: Dave is 6 years old his sister is half his age when he is 100 years old how old will the sister be
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The difference in their ages never changes.
Dave is 6
His sister is 3
The difference is yrs
---------------
When Dave is 100
His sister will be
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