Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

How can you leave a room with two legs and return with six legs?

What country can make you shiver?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

What does the below rebus riddle means?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

One fine day, an intellectual man came to the emperor's court with the aim of testing Birbal's wittiness. In order to do this, he challenged Birbal to answer his question and hence prove that he was as intelligent and witty as he was said to be.
He asked Birbal, Do you want me to ask one difficult question or a hundred easy ones?
Since both Akbar and Birbal had had a tough day and were eager to leave, Birbal hastily told the intellectual to ask him a single difficult question.
Intellectual: OK. Tell me what came first into the world, the egg or the chicken?
Of course, the chicken, Birbal replied with a smile.
This time with a note of victory in his voice, the intellectual asked Birbal, How will you demonstrate that?
What did Birbal say?

Which is faster, Heat or Cold ? Explain.