In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

Complete the table series riddle by finding the number that can replace "??".

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?

Before Mount Everest was discovered, what was the highest mountain in the world?

What is the end of everything?

A father's child, a mother's child, yet no one's son.

Who am I?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

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