That attorney is my brother, testified the accountant.

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

Who is lying?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

How can you tell a raw egg from a hard-boiled egg?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.

Can you tell me , Which other pages won't be there as well ?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

How can you take 2 from 5 and leave 4?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?