A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?
How many pluses should we put between the digits of 987654321 to get a total of 99, and where?
By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"
A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.
How can this be possible?
Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair
By using 'because' continuously three times, can you make an English statement ?
Can you decipher the following common phrase?
T M C
A U O
H S M
W T E
What is the next number in this matchsticks series riddle?
What can you see in the middle of March and April that you can never see in any other month?
What has lots of eyes, but can’t see?
In 2011, people playing Foldit, an online puzzle game about protein folding, resolved the structure of an enzyme that causes an Aids-like disease in monkeys. Researchers had been working on the problem for 13 years. The gamers solved it in three weeks.