Those people who never seems to loss a challenge, How is that possible?

Question

You can see master people are winning almost all the challenges.
If lost then you can assume it's an typo mistake or else.
But how their brain bocomes so sharp?

Thanks.

Answer 1

Because they were more experience than us.

Answer 2

we are running towards the achievement of experience.

Answer 3

The questions are fixed number and they are repeated often, so eventually you'll learn/know them all.

Answer 4

Questions are changed sometimes and people like me forget the answers soon. Lol.