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?

Make a sentence consisting of three words that have the whole alphabet.

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Why is it very easy to weigh a fish?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Can you find the dog hidden in a group of pandas?

Which Burger Is Different in below image?

What has many keys but can’t open a single lock?

Can you write down eight eights so that they add up to one thousand?