What happened when the wheel was invented?

Replace the question mark with the number below given a simple math problem.

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

What number do you get when you multiply all of the numbers on a telephone's number pad?

A bomb exploded in a room full of married couples and no one died. How?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

A man was found murdered on Sunday morning. His wife immediately called the police. The police questioned the wife and staff and got these alibis: The Wife said she was sleeping. The Cook was cooking breakfast. The Gardener was picking vegetables. The Maid was getting the mail. The Butler was cleaning the closet. The police instantly arrested the murderer. Who did it and how did they know?

Find the next number in the sequence

5 12 24 36 ?

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?

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