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?

What can jump higher than a building?

What brings you down but never up?

The world's largest Thanksgiving turkey was on display at a fair. Everyone was admiring it when suddenly a woman ran up and shot the turkey and left. Everyone knew her yet nobody made any attempts to stop or report her. Why?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

In the image given, you can find several triangles. Can you count them all?

Why do we preferably have round manhole covers and not square ones?