What are some mind blowing interview questions along with the answers?

Person in final year, there was company in his college for campus.
He was the TPR(Training and placement representative),so He was coordinator for that company.
He could not sit for that company because his academic criteria was not matching.

Interviewer :  called me for announcing  the first round result which was written round.
Interviewer : Did u appear for the first round.
Person  : No sir,
Interviewer : Why?
Person  : Sir my criteria doesn't match. I don't have 70%  throughout. that is why I could not
sit for lots of companies, but doesn't matter, The day will come I'll open my company .
interviewer. Do you have your resume with you.
Person : No.
Interviewer : Can you bring your resume.
Person : I brought it.
 he gave me the same problem which was in written round. It was a programming problem.
Interviewer : Can you do this problem for me..
Person  : After looking the question for 5 minutes. I said no....  But I can manage four people Who can do this work.
and the interview continued for 30 minutes

Final Result he was selected for that company.