If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

If two's company, and three's a crowd, then whats four and five ?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

What is the word or phrase?

What building has the most stories?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

What has one eye, but can’t see?

John was piloting a plane behind a car but was never able to overtake it. Why?

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?

Can you find out which number multiplied by itself will give the output as 12345678987654321?