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

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?

If 21x = 79x, what is the value of x?

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?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Client Dempsey living in one of the East Coast states of the U.S. was talking to Landon Donovan, who was living in the West Coast state of the U.S.

Dempsey: What time is it?
Donovan: Wow, It is the same time here.

How is this possible?

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