I thought it was 7, but then I looked at the wording more closely.
This is a good one tho :)
it could be 15 because the question didnt ask how many were still alive. you have to be just as accurate asking these as you do when your thinking to solve one, by not making that point 8 or 15 is correctie. if he walked out the door and 7 sheep were dead 8 are alive thats still 15 he has
your pretty stupid.. its says all but 8 dies! It doesn't matter how many there originally were it says all but 8 dies in tells you the answer in the question!
* :)/ 8.
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If you speak Spanish, the following site
has a large list of trick questions in Spanish.