What is so fragile that saying its name breaks it?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

I am quite hot but become too cold if you remove the first two letters. What am I?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

The answer I give is yes, but what I mean is no. What was the question?

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?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

In the four images below, can you find the odd one out?

A sundial has the fewest moving parts of any timepiece. Which has the most?

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?