Hard Riddles and Answers

Question: Two criminals, Rob and Stan, are thrown into jail. But they plan to escape. There is a open window twenty feet off the ground. They try and try but are never able to reach it. They decide to dig their way out instead. After months of digging, they come up with a much easier plan. The plan works and they escape.

What was the plan?

Question: You have a cube made of 10 x 10 x 10 smaller cubes, for a total of 1000 smaller cubes. If you take off 1 layer of cubes, how many remain?

Question: You have two buckets: one with only white marbles and one with only black marbles. The two buckets have the same number of marbles.

How can you rearrange the marbles to maximize your chances of grabbing a white marble from each?

Question: I am a digit, but two of the ten.
Two of me make a promise.

What am I?

Question: When you do not know what I am, then I am something. But when you know what I am, then I am nothing. What am I?

Question: What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

Question: A man orders a coffee and finds a fly in it. He sends it back and gets another one. But he quickly discovers that they gave him the same coffee that had the fly in it.

How did he know?

Question: Although I'm far from the point, I'm not a mistake.
I fix yours.

What am I?

Question: If you randomly choose one of the following answers to this question, what is your chance of getting it right?

A) 50%
B) 25%
C) 0%
D) 25%

Question: What do these things all have in common: Laughter, living well, and a good offense?