Situation Puzzles 1 : Alexander Puzzle
Difficulty ★★★★☆ Popularity ★★★★★
Alexander is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.
There are cliffs around the island, so he cannot jump off.
How can the Alexander survive the fire? (There are no buckets or any other means to put out the fire)
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Situation Puzzles 2 : Famous Probability puzzle SHOOT
Difficulty ★★★★☆ Popularity ★★★★☆
Mr. Black, Mr. Gray, and Mr. White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr. Black, who hits his shot 1/3 of the time, gets to shoot first. Mr. Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr. White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr. Black, where should you shoot first for the highest chance of survival?
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Situation Puzzles 3 : Aeroplane Hijack puzzle
Difficulty ★★★★★ Popularity ★★★★☆
A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?
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Situation Puzzles 4 : Trap Door puzzle
Difficulty ★★☆☆☆ Popularity ★★★☆☆
A man is trapped in a room. The room has only two possible exits: two doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?
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Situation Puzzles 5 : life or death
Difficulty ★★★☆☆ Popularity ★★★☆☆
You are a prisoner sentenced to death. The Emperor offers you a chance to live by playing a simple game. He gives you 50 black marbles, 50 white marbles and 2 empty bowls. He then says, 'Divide these 100 marbles into these 2 bowls. You can divide them any way you like as long as you use all the marbles. Then I will blindfold you and mix the bowls around. You then can choose one bowl and remove ONE marble. If the marble is WHITE you will live, but if the marble is BLACK... you will die.'
How do you divide the marbles up so that you have the greatest probability of choosing a WHITE marble?
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Bonus Situation Puzzles 1 : Engineer Physicist Mathematician puzzle
Difficulty ★★★★☆ Popularity ★★☆☆☆
A farmer challenges an engineer, a physicist, and a mathematician to fence off the largest amount of area using the least amount of fence.
The engineer made his fence in a circle and said it was the most efficient.
The physicist made a long line and said that the length was infinite. Then he said that fencing half of the Earth was the best.
The mathematician laughed at the others and with his design, beat the others. What did he do?
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Bonus Situation Puzzles 2 : Akbar Birbal Tale
Difficulty ★★★☆☆ Popularity ★★☆☆☆
Emperor Akbar once ruled over India. He was a wise and intelligent ruler, and he had in his court the Nine Gems, his nine advisors, who were each known for a particular skill. One of these Gems was Birbal, known for his wit and wisdom. The story below is one of the examples of his wit. Do you have it in you to find out the answer?
A farmer and his neighbour once went to Emperor Akbar's court with a complaint.
'Your Majesty, I bought a well from him,' said the farmer pointing to his neighbour, 'and now he wants me to pay for the water.'
'That's right, your Majesty,' said the neighbour. 'I sold him the well but not the water!'
?The Emperor asked Birbal to settle the dispute.
How did Birbal solve the dispute?
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Last Updated:2011-09-11