Anyone who grabbed one five in the Soviet school will immediately solve the problem about chess.

We all want to test our intelligence from time to time. So today's editorial office. "Site" It offers you logical mathematical problems, riddles and puzzles. These boring tasks will help pump your brain and deliver a lot of pleasure, allowing you to combine useful with pleasant.



Peels Logical mathematical problems
  1. Chess tournament
    Two men playing chess. They played five games. In this case, each won 3 games. How is that possible?


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  2. Mathematical joke
    The formula of its volume you will read in its name, if you denote the thickness as A, and the radius is Z.
  3. Father and son
    If you add up the age of the father and son, you get 66 years. It is known that the age of the son can be obtained by changing the numbers at the age of the father. How old are they?


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  4. Mysterious numbers
    What number should stand in the place of the question mark?


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  5. Five days.
    Try to name five consecutive days without using the names of the days of the week or numbers.
  6. Guess the word.
    Form one word from the following letters: N L D O C O O O O O.
  7. Astute teacher
    Three students were late for the lecture. They told the teacher that they were in the same car and on the way they had a flat tire. How did the teacher quickly prove they were lying?


  8. Noah and the fishing rod
    How many fish do you think Noah could catch with a fishing rod when he was on his ark during the flood?


Answers.
  1. Chess tournament
    In the forums you can find very inventive answers to this mystery. One of them, for example, says that at first the match was equal. Each of the chess players won two games. Then in the fifth game, one of the opponents said something like, “Wait a minute, my rook just stood here!” After that, the men jumped up, flipped the board and each of them considered himself a winner.

    phere

    The answer is actually much simpler. It does not contain any confusing stories. Men are just They didn't play each other.. For example, each of them played with a computer. It is also possible that it was a simultaneous game. Did you come up with it yourself? If yes, write in the comments.

  2. Mathematical joke
    It's pizza (pizza). It can be expressed by the formula pi*z*z*a.


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  3. Father and son
    There are two options for the correct answer: 51 and 15, 42 and 24. There is also a controversial option - 60 and 06. I don’t think anyone would say he’s 06 years old.
  4. Mysterious numbers
    All of these words have letters that are used in the Roman numeral system. So, in the word AVIATOR you can see the Roman 6 (VI). It is no longer difficult, you just need to know that D is the Roman 500. IX = 9, I = 1, and DIV = 504.
  5. Five days.
    Yesterday, yesterday, today, tomorrow and the day after.
  6. Guess the word.
    Ossolene? No, it's a lot easier. Answer: One word..
  7. Astute teacher
    In order to bring the deceivers to the clean water, the teacher asked them separately the following question: what wheel pulled down? As a result, all the students pointed to different wheels.
  8. Noah and the fishing rod
    Only two, because he only had two worms.


Our fun tasks will help you to have a good time. After all, ingenuity helps to search for unusual, interesting and simple solutions, achieving results not only in the game, but also in real life in the shortest possible way.