What is the next number in this series?

4,12,84,3612....

There was a kingdom in which the king had no heir to take over his thrown. Even the queen was dead and he himself was on the verge of dying. He thought about it and then summoned all of the teenagers. He gave one seed each to all of them and asked them to grow the plant. He announced that the one with the most beautiful plant will become the king/queen of the empire after the death of the king.

After a month, all of them were called. The king looked at all of the plants but announced the girl with an empty pot as the queen of the empire. Why?

Can you name four days which start with the letter 'T'?

Find the next number in the series below

21 32 54 87 131 ?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

A Club organizes a Running Race, and John, Jacob, Minda, and Tony participated.

The results are as follows

John beats Jacob
Minda beats Toni
Toni beats John

Who came first in the race?

What you cannot hold but it is yours?

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