Question:
Take a look at all these numbers: 66, 22, 99, 33, 44, 55. What number greater than 1 can be divided into all these numbers without leaving a remainder?
Answer:
11.
Try another Brain Teaser:
A man is lying dead in the middle of a clearing, in the middle of a forest, in the middle of a puddle, in a scuba suit. How did he die?