Replace the question mark with the correct number.

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

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

In the four images below, can you find the odd one out?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

What is the word or phrase?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Do you know who was buried in John's tomb?

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?