What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

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?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

In a picnic session, a footballer was practicing. During his play, he busted lips and ears and broke ribs and thighs. However, he was still able to play a professional match on the very next day.



How can this be possible?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

What breaks yet never falls, and what falls yet never breaks?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?