why number 8549176320 is one of a kind?

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

The more it dries, the wetter it becomes. Can you tell what it is?

What word begins and ends with an E, but has only one letter?

A man dies of old age on his 25 birthday. How is this possible?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

By using 'because' continuously three times, can you make an English statement ?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?