>>>8 4 1.
>>
>>No, that is not the solution.
>>> I guess the question is when is a son old enough to have a room upstairs.
>>
>>Any statement about "the oldest son" can be used for the third clue; what the son does is irrelevant. For example, "My oldest son is playing in the park", or "My oldest son is asleep", or "My oldest son likes such-and-such music".
>>
>>>You didn't say old man which would rule out an answer like 7 4 and 2.
>>
>>You don't know the age of the second man, but we can be quite sure that he knows his own age.
>
>Ok. That is simply ruling an elder set of twins.
>Let me think on it some more.
Simply get all the age combinations that add up to 13. There are not that many of them.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)