Brain Teasers

Brain Teaser SMS



Which word, if pronounced right, is wrong, but if pronounced wrong is right?

Answer: Wrong.


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Brain Teaser SMS



You have 12 black socks and 12 white socks mixed up in a drawer. You’re up very early and it’s too dark to tell them apart. What’s the smallest number of socks you need to take out (blindly) to be sure of having a matching pair?

Answer: 3 socks. If the first sock is black, the second one could be black, in which case you have a matching pair. If the second sock is white, the third sock will be either black and match the first sock, or white and match the second sock.


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Brain Teaser SMS



If a man is trapped in a room. There are no doors no windows how did he get out?

Answer: Through the door way, there are no doors but a door way!


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Brain Teaser SMS



There was a train going along the track and a car coming along the road at a right angle to the train. They were both going at exactly the same speed and would have crashed in the middle where they met. Why didn’t they?

Answer: Because the car went over the bridge!


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Brain Teaser SMS



You have 50 quarters on the table in front of you. You are blindfolded and cannot discern whether a coin is heads up or tails up by feeling it. You are told that x coins are heads up, where 0 < x < 50. You are asked to separate the coins into two piles in such a way that the number of heads up coins in both piles is the same at the end. You may flip any coin over as many times as you want. How will you do it?

Answer:

Take x coins, flip all of them and put them in one pile. The rest of the coins form the second pile.


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