Re:Math教えて下さい |
In Reply to: Math教えて下さい 投稿者:たけぞう |
投稿日時:2004年04月01日 21時56分04秒 | |
> 64. Today Rose is twice as old as Sam and Sam is 3 years younger than Tina. If Ros, Sam and Tina are all alive 4 years from today, which of the following must be true on that day?
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