That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

How many triangles can you find in this given picture?

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?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

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