I admit that none of these are math related but I enjoy trick questions and short riddles.
1(almost everyone knows it) A plane crashes over the border of America and Canada. Where were the survivors buried? Survivors arent dead
2(much less known)Can a man marrie his widow's sister? If a man has a widow, he's dead
3(most closely related to math)how far can I dog go into a forest?Halfway
4(short riddle)What gets bigger and bigger the more you take out of it? Hole
5(short riddle)What drinks and drinks but if it eats it dies? Fire
6(somewhat well known riddle)What's greater than God and worse than the Devil (ThePerfectHacker)? The rich need it, the poor have it, and if you eat it you die. nothing
I always enjoy stumping my friends with good trick questions, anyone have any good ones?