Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

What is black when you buy it, red when you use it, and gray when you throw it away?

If eleven plus two equals one, what does nine plus five equal?

Wednesday, Steve and Pam go to a restaurant to eat lunch. After eating lunch, they pay the bill. But Steve and Pam do not pay the bill. So…who does?

Why Wine Glass Stem is so long?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?