Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

Mr Red Lives in the red house.
Mr Green Lives in the greenhouse.
Mr Yellow Lives in the yellow house.

Who lives in the Whitehouse?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

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

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

Can you solve below mathematical equation?

2^1234 - 2^1233

How can you make number one disappear by adding something to it?