A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Find the hidden tiger in the given optical illusion ?

Find the number of squares in the below-given picture.

What is 3/7 chicken, 2/3 cat and 2/4 goat?

There was a strange boy who was born before his father. How can this be possible?

Why is the Hole below a Lock?

What is the coolest letter in the alphabet?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

John is the son of Jacob.
So,
Jacob is the_____of John's father?