Sherlock Holmes, Doctor Watson and Mrs Hudson were all having a friendly game of cards in the study off 221b Baker Street.The stakes were npthing more than matches, but nevertheless, it turned out to be Mrs. Hudson's night. She finished the evening with twice as manyatches as Holmes, while holmes ended up with three times as many as Watson. If the total number of matches are ninety - how many matches did they each won?
3. A Locked Door
You have 100 bags of coins each with 100 coins, but only one of these bags has gold coins. The gold coin weighs 1.01 ounce and the other coins weighs 1 ounce. You also have a scale, but can only use it once. How can you identify the bag of gold coins?
This should interest you.
This should interest you.
Strange killing
A girl, at the funeral of her mother, met a guy whom she did not know. She fell for him and just kept looking at him.Sometime later she realized that the guy is gone and she forgot to take the number of the guy and now she can't find him. A few days later she killed her elder brother.
Question: What is her motive in killing her brother ?
Question: What is her motive in killing her brother ?
9. Robbery in a bank
The police rounded up Jim, Bud and Sam yesterday, because one of them was suspected of having robbed a bank. The three suspects made the following statements under intensive questioning: Jim: I’m innocent. Bud: I’m innocent. Sam: Bud is guilty. If only one of these statements is true, who robbed the bank?
8. Row, Row, Row Your Trees
How can seven trees be planted such that there are six rows of trees in straight lines consisting of three trees?
7. Brown Eyes and Red Eyes
There is an island of monks where everyone has either brown eyes or red eyes. Monks who have red eyes are cursed, and are supposed to commit suicide at midnight. However, no one ever talks about what color eyes they have, because the monks have a vow of silence. Thus, no one knows their own eye color; they can only see the eye colors of other people, and not mention them. Every day, the monks enjoy a silent brunch together at a round table. One day, a tourist visits the island monastery, and, unaware that he’s not supposed to talk about eyes, says “At least one of you has red eyes.” Having acquired this new information, something dramatic happens among the monks. What happens?
5. Globe Traversal
How many places are there on earth where one could walk one mile south, then one mile west, then one mile north and end up in the same spot? Assume the earth is a solid smooth sphere.
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