Logical puzzle You have 10 coins….arrange them in 4 straight lines such that each line contains 4 coins.

More Questions from Logic Puzzles

• In this classic logical reasoning puzzle there are only two barbers in a small town. One barber has a neat and perfectly trimmed haircut while the other barber has very messy and uneven hair. Which barber should you choose to cut your hair and what is the correct logical reason for this choice in such a situation?
• If the daughter of Theresa is the mother of my daughter in a family relation puzzle what is my relationship to Theresa?
• An office is divided into 8 equal cubicles. If only one eighth of these cubicles are painted how many cubicles are painted in total?
• At a restaurant you must choose one dessert out of three options with equal probability by using only a coin. How can this be done fairly and how can you still choose fairly if the coin is biased and the degree of bias is unknown?
• In this number and letters puzzle the clue 6 B in an O is an abbreviation for which well known sporting fact?
• A boy and a girl are talking together. The child with black hair says I am a boy. The child with white hair says I am a girl. At least one of these children is lying. In this logic puzzle which child is the boy and which child is the girl?
• You want to send a secret message to your friend Alex in the mail but Sam who is not trusted can open all letters. You can put the message in a box with a lock, but you are not allowed to send any key. In this lock and key puzzle how can you send the message securely so that only Alex can read it?
• In this number and letters puzzle the clue 18 H on a GC stands for which familiar sporting fact?
• In this number and letters puzzle the clue 19 C in a CB expands to which correct phrase?
• In a classic family relation riddle a person says that he has no brothers and no sisters and also says that the father of that man is the only son of his own father. How are the speaker and that man related respectively?

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