I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

I know a nine-letter word having only one vowel.
Do you ?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

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 name some countries which do not have the alphabet 'A' in them?

If an electric train is travelling south, then which way is the smoke going?