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

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What is the centre of gravity?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Count the number of triangles in the below picture?

Can you name an animal whose killing cannot be performed without spilling your own blood?

What has one eye, but can’t see?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

What has no start, end, or centre?