Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

There are forty elephants and they have forty-fore heads. How can this be possible?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Count the number of balls in picture below:

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

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

Which number should replace the question mark?

What does this Rebus Picture mean?

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

10 people came into a hotel with 9 rooms and each guest wanted his own room. The bellboy solved this problem.
He asked the tenth guest to wait for a little with the first guest in room number 1. So in the first room, there were two people. The bellboy took the third guest to room number 2, the fourth to number 3, ..., and the ninth guest to room number 8. Then he returned to room number 1 and took the tenth guest to room number 9, still vacant.
How can everybody have his own room?