A man dies of old age on his 25 birthday. How is this possible?
Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3. (You can use one number only once)
He does not have any heart but still, He manages to live. If you kill him, you will eventually die but yet you kill him. He cannot run, who is He?
You Throw The Outside, Cook The Inside Eat The Outside, Throw The Inside. What Is It?
In the image given, you can find several triangles. Can you count them all?
Always in you, Sometimes on you; If I surround you, I can kill you. What am I?
Can you solve the rebus below?
What is the next number in the series? 15 29 56 108 208 ?
How can you take 2 from 5 and leave 4?
What can go up a chimney down, but can’t go down a chimney up?
In the picture given below, can you find out which digit will take place of the question mark?
In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki