Puzzle: A solid, four-inch cube of wood is coated with blue paint on all six sides. Then the cube is cut into smaller one-inch cubes. These new one-inch cubes will have either three blue sides, two blue sides, one blue side, or no blue sides. How many of each will there be? Puzzle Solution: Subtract … Read More →
Secret Mail Problem
Puzzle: A wants to send a secret message to his friend B in the mail. But C (A’s Friend), who A don’t trust, has access to all A’s mail. So A put his message in a box with a lock. But A is not allowed to send a key! How can A send his message … Read More →
Colour of the Bear?
Puzzle: A bear falling from a height of 10m on the ground in square root of 2 seconds. what is colour of bear? We would advise you to think yourself before reading the answer below. Solution: S=(1/2)g(t^2) or g=(2S)/(t^2) So g=10m/s, this is the maximum value of gravity on earth and occurs at the POLES. … Read More →
How Much Money He had Initially ?
Puzzle: One person has some money in his pocket, He visits four temple on the way. As soon as he enters a temple, his money gets double and he offers Rs. 100 in each temple thus his pocket gets empty after he returns from the fourth temple. Now the question is how much money he … Read More →
What is the Probability that a Knight Stays on Chessboard
Given the size of the chess board and initial position of the knight, what is the probability that after k moves the knight will be inside the chess board. Note:- 1) The knight makes its all 8 possible moves with equal probability. 2) Once the knight is outside the chess board it cannot come back … Read More →
When is Cheryl’s Birthday?
So when is Cheryl’s birthday? That’s a question confounding thousands of people around the world Monday as a test question from Singapore goes viral. Puzzle: Albert and Bernard just became friends with Cheryl, and they want to know when her birthday is. Cheryl gives them a list of 10 possible dates. May 15 May 16 … Read More →
Lateral Thinking Puzzles – Set 3
Lateral thinking is solving problems through an indirect and creative approach, using reasoning that is not immediately obvious and involving ideas that may not be obtainable by using only traditional step-by-step logic. The term was coined in 1967 by Edward de Bono. Lateral Thinking Puzzle #1 A man is lying awake in bed. He makes … Read More →
Lateral Thinking Puzzles – Set 2
Lateral Thinking Puzzle #1 A man is driving his car. He turns on the radio, then pulls over to the side of the road and shoots himself. Show Answer Answer: He’s a DJ at a radio station and decides he wants to kill his wife. To establish his alibi, he puts a prerecorded record on … Read More →
Lateral Thinking Puzzles – Set 1
Lateral Thinking Puzzle #1 A man and his wife raced through the streets. They stopped, and the husband got out of the car. When he came back, his wife was dead, and there was a stranger in the car. Show Answer Answer: The wife was about to have a baby. They drove to the hospital. … Read More →
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