If a wheel has 54 spokes, how many spaces are there between the spokes?

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Can you find the 09 errors in the picture below?

What is both possible and impossible at the same time?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Can you name an animal whose killing cannot be performed without spilling your own blood?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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

What goes through cities and fields, but never moves?