What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

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

What is black when you buy it, red when you use it, and gray when you throw it away?

Find the 8 in the below-given Image.

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Why is Saturday stronger than Monday?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?