/ 10 logic riddles to determine professional suitability for the role of investigator.

No. 1 riddle
A guy meets a girl, they love each other. They are supposed to see each other on Saturday evening, the girl is preparing for the meeting. An hour before the appointed time, an SMS arrives: “Sorry, dear, we won’t be able to see each other. I’m with my parents, they have guests, they will be late, we’ll have to stay there overnight. We’ll meet tomorrow, kiss, love.” The girl understands that the guy is lying to her . How did she understand?

No. 2 riddle
There is a guard at the entrance to the bank vault. A spy lurked nearby. One bank employee approaches the guard, the guard tells him: “Six.” The employee responded: “Five.” The guard let me through. The next one comes up - the guard: “Five”, the employee: “Four”. The guard let me through. The spy took a risk, the guard came up: “Four,” the spy: “Three.” The guard screams: “Wrong, got caught, you bastard!” twisted a spy. Question: why is it wrong and what is the correct answer.

No. 3 riddle
Several companies were engaged in the sale of goods, using specially prepared catalogs for these purposes. Since the companies' products were almost the same, their clientele was the same, as well as their number. Soon one of the companies changed its catalog. At first glance, it seemed that these changes only made him lose and became less in demand. However, after the change, this company's sales did better than its competitors. What change did they make and how did it work?

No. 4 riddle
When going on a 30-day vacation, the doctor gave the patient 30 tablets medicine"A" and 30 tablets of "B". You need to take these medications every day for 30 days and strictly one tablet of each drug per day, otherwise death is inevitable. The tablets are absolutely identical in appearance, weight, density, etc. are also completely the same. One day, a patient took out 1 tablet from one package, and dropped 2 from another, and all 3 tablets got mixed up. How to follow the doctor's instructions?

No. 5 riddle
It is shaped like the moon, but like the weather it is different. It has a sunset, like the sun and dawn. Another important sign misleads us: - It is capable of “containing” any object within itself.

No. 6 riddle
The person who buys it does not use it himself. The person who produces it does not produce it for himself. The person who uses it does not know about it. What is it?

No. 7 riddle
There are three switches in the room, each connected to one lamp. Find a way to identify the "switch - light bulb" pair. If the light bulbs are in another room and you can only enter it once.

No. 8 riddle
The woman lives on the 12th floor of the building. Every morning, when she goes to work, she calls the elevator to the 12th floor and takes it down to the first floor. But in the evening, returning from work, she takes the elevator only to the 7th floor, and then, to get to her apartment, she covers another 5 floors on foot. Why?

No. 9 riddle
Yuri and Tatyana have been friends since childhood. Yura has an equal number of brothers and sisters. Tatyana has three times as many sisters as Yuri, and in total there are as many children as Yura’s parents. How many sisters does Tatyana have and how many siblings does Yuri have?

No. 10th riddle
Vasya, Petya and Kolya live next door in a house on Elovaya Street in apartments 15, 17 and 19. Each of them has a special door - one is painted red, the other blue, and the third dark green. Petya's door is blue. He works as a mechanic and is friends with Vasya, who lives in apartment 15. Neither Vasya nor Petya get along with Kolya. Apartment 17 has a red door. Determine where each of them lives and what color his door is.

No. 1 Answer:
If he really is with his parents, he should have written "stay here overnight"

No. 2 Answer:
The word "six" has five letters, the word "five" has four, the word "four" has six.
The answer is six.

No. 3 Answer:
They began to produce their catalog smaller in size than the catalogs of other companies, which is why this catalog always had to be placed at the top of the stack

No. 4 Answer:
You need to take out one more tablet from the first package - 4 in total. Cut everything in half. One day take 4 left halves, the other - 4 right halves. The main thing is to remember which half is which tablet.
or
Add another tablet, grind to powder, mix, and divide into two parts

No. 5 Answer:
EYE
P.S. If you look into the eye of a person looking at the moon, you will see the moon there.

No. 6 Answer:
This is a coffin.

No. 7 Answer:
You need to turn on two switches. After some time, turn one off. Enter the room. One light bulb will be lit from the switch being turned on, the second will be hot from being turned on and off, the third will be cold from the untouched switch.

No. 8 Answer:
This woman is very short: she only manages to reach the 7th floor button in the elevator car.

No. 9 Answer:
Yuri has 1 brother and 1 sister. Tatyana has 3 sisters

No. 10 Answer:
Vasya lives in room 15 behind a dark green door. Kolya lives in room 17, behind the red door. Petya lives in room 19, behind the blue door

Riddles are a phenomenon present in all nations, regardless of their degree of development. In ancient times, riddles were a tool to test a person's wisdom. Now they serve entertainment purposes, but with their help you can also test the sharpness of your mind, because in order to solve the riddle, you need to look at the situation from a different angle, which not all people are capable of.

In this article, we will present a selection of the most difficult riddles and suggest answers to them, so that you can instantly understand whether the correct answer has come to your mind. The riddles presented in our selection have baffled many minds. You'll have to really rack your brain to find the answers.

The riddles listed in the rating are designed for people with different types thinking - somewhere clear logic is required, and somewhere - the ability to look at the situation from a completely atypical angle. Therefore, both people prone to consistent rational thinking and people with a creative, intuitive mindset will find interesting riddles here.

Don’t be discouraged if you can’t find the answers to many riddles on your own. They may simply not suit your type of thinking. In any case, periodically training your mind and warming up your brain will never hurt. Solve other riddles, and after a while, when you forget the answers, return to these, and you will probably be able to solve more.

Riddles with a trick

Here we will provide a list short riddles, the answer to which is not obvious and carefully eludes us during brainstorming. As a rule, when solving such riddles, anything comes to mind except the correct answer, and when we find out it, it seems so simple and obvious.

1. This is given to a person three times in life. The first two are free, but you have to pay for the third. What is this?
   Answer: teeth.
2. Four frogs were sitting on the shore of the pond. One of the frogs wanted to dive into the pond. How many frogs are left sitting on the shore?
   Answer: four frogs remained sitting on the shore. The fact is that the condition of the riddle does not say that the frog dived into the water, it just wanted to do it, while still remaining sitting on the shore.
3. One man is able to shave his beard clean more than ten times a day and still have a beard. Who is he?
   Answer: barber.
4. Two residential buildings located nearby caught fire. One of them is the luxurious mansion of an influential rich man. The other is the meager dwelling of a poor man. When the police arrive, whose house will they start extinguishing first?
   The police will not extinguish any house, because this is the job of firefighters.
5. The man bought apples for $7 per apple and sold them for four dollars per apple. Some time later he became a millionaire. How could this happen?
   Answer: He was originally a billionaire.
6. In the first room there are three light bulbs, and in the second there are three switches. Find out which switch controls which light bulb. You can only enter a room with light bulbs once.
   Answer: First we turn on one light bulb and wait a couple of minutes. After that, we turn it off and briefly turn on the next one. Next, we enter the room with the light bulbs and feel them. The first one will be the hottest, the second one will be colder, and the third one will be completely cold.
7. A resident of Paris hated the Eiffel Tower, but he loved to dine in the very restaurant located in it. Can you explain his preference?
   Answer: this restaurant is the only place from where he could not see the Eiffel Tower.
8. What comes first in Russia and second in France?

Challenging Math Problems

In these riddles, you will need not so much the ability to look at the situation from an atypical angle and go through many non-trivial options, showing creative thinking, but rather to apply precise mathematical calculations, turn on logic and rationality.

A client in a retail store wanted to buy goods for 10 rubles. He paid the seller with a 25 ruble bill. There was no money left in the register, so the seller sent an assistant to the store next door to change money. The assistant returned with the following bills: 2 for 10 rubles and one for 5 rubles. The seller handed over the change and left the profit in the cash register. After some time, they returned to him from a nearby store and demanded his money back, since the 25 ruble bill turned out to be counterfeit. How much did the seller lose?

Answer: 40 rubles: 15 rubles and gave goods worth 10 rubles to the client (25 rubles), and returned 25 rubles to the store, of which 15 were his money.

Imagine a box containing many apples. First, half of all the apples and half of one fruit were taken from it. Afterwards, they took out half of all the remaining apples and another half of one apple. Next, half of all the remaining apples and another half of an apple were once again taken out of the box. At the end there are 31 apples left in the box. How many apples were in the box at the very beginning?

Answer: 255.

Various folk riddles

Here we will present several examples of famous folk riddles.

Mystery of the Egyptians: It better than God, and at the same time worse than the Devil. The rich know nothing about it, but the poor have it. Anyone who eats this will die. What is this?

Answer: Nothing.

The riddle of the Gauls: the priests of the Gauls were faced with a serious complication - the mobilized warriors were late in showing up at the point where weapons and armor were issued. The Gallsik priests solved the problem by announcing the sacrifice of one person. Who was the unfortunate man?

Answer: to those who are the last to arrive at the collection point.

Logic problems with a trick are very valuable in large companies; they can intrigue the team, enliven the atmosphere and simply lift the spirits. Top most difficult logic riddles with a trick:

A farmer had a flock of eight sheep: three white, four black and one brown.

How many sheep can say that in this small flock there is at least one other sheep of the same color as hers? (answer: not a single sheep, since sheep cannot talk).

Six brothers resting in country house, each of them is doing something there.

The first brother is leafing through a magazine, the second is heating up dinner, the third is playing checkers, the fourth is doing a crossword puzzle, the fifth is cleaning the yard. What does sixth brother do? (answer: the sixth brother plays checkers with the third).

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Once Sherlock Holmes was walking and discovered a dead girl. He approached her, took out a phone from her purse, found her husband’s number, called and said: “Sir, quickly come here, your wife is dead!” A little time passed, the husband arrived, ran up to his wife’s body and began to cry: “Oh, dear, who did this?”

The police arrived, Sherlock, pointing to the husband of the deceased, said: “Arrest him, he is to blame for her death.” Why was Sherlock Holmes so confident in his conclusion? (answer: because he did not specify the location when he called his husband).

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What sign should be placed between the numbers 8 and 9 so that the answer is less than 9 but greater than 8? (answer: you need to put a comma).

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There were 40 people traveling in the train car, at the first stop 13 got off, 3 people got on, at the next 10 got off and 15 got on, then 5 left the train and 11 got on, at another stop 14 got off, then 7 people got on and 1 left the car.

How many stops did the train make? (The answer to the riddle is not important; in the process, the person being asked logic problem, begins to count the number of people who got off and on at the stops, but does not pay attention to how many stops the train made, this is the catch of this riddle.)

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Katya really wanted to buy chocolate, but to buy it, she had to add 11 kopecks. And Dima wanted chocolate, but he was missing 2 kopecks. They decided to buy at least one chocolate bar, but they were still 2 kopecks short. How much does chocolate cost? (answer: a chocolate bar costs 11 kopecks, Katya has no money at all).

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The baron has one, but the emperor does not, Bogdan has one in front, and Zurab has one behind, the grandmother has two, and the girl has none. What are we talking about? (answer: about the letter “B”).

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In the frosty winter, the snake Gorynych stole the beautiful Vasilisa. Ivan Tsarevich went to Baba Yaga to find out where Gorynych lives, and Baba Yaga said to him: “You, Ivan, go through the mountains.” through the forests - through the forests- By to the mountains - over the mountains- through the forests - through the forests - through the forests - through the mountains - through the mountains, there you will find Gorynych’s house.

And Ivan Tsarevich galloped on his horse through the mountains, through the forests, through the forests - through the mountains, through the mountains - through the forests, through the forests - through the forests - through the mountains - through the mountains and sees: in front of him is a wide river, and behind it is the house of the Snake . How to cross the river, because there is no bridge? (answer: on ice. Everything happened in the frosty winter).

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The physical education teacher has a brother, Arseny. But Arseny has no brothers, is this possible? (answer: yes, if the physical education teacher is a woman).

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A prisoner was kept in an empty cell. He sat alone, every day they brought him dry bread, how did bones appear in the cell? (answer: fish bones, bread was brought with fish soup).

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There were two mothers and two daughters sitting in the room; there were only three pears on the table, but each ate a pear. Is this possible? (answer: yes, there were grandmother, daughter and granddaughter in the room).

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One boy was walking in the park and saw a high school student. A high school student offered to bet: “If I write your exact height in a notebook, then you will give me 1000 rubles, and if I am wrong, then I will give you.” I promise that I won’t ask you any questions, and I won’t measure you either.” The boy agreed.

A high school student wrote something in a notebook, showed it to the boy, the boy looked and gave the high school student 1000 rubles. How did a high school student win the argument? (answer: a high school student wrote “your exact height” in his notebook).

Our dear readers! To start working week didn’t seem so dreary and so that you can tune in to the work wave and feel in good shape, the blog Outside the City has collected for you 15 interesting riddles with a catch, which you may not be able to guess the first time. We have written the answers below. Just don't peep. Otherwise it won't be interesting. We wake up and find the answers on our own))

1. Two people approach the river. There is a boat at the shore that can only support one. Both people crossed to the opposite bank. How?

2. Where does it happen that a horse jumps over a horse?

3. Sherlock Holmes was walking down the street. And suddenly he saw a dead woman lying on the ground. He walked over, opened her bag and took out her phone. Tel. In the book he found her husband's number. He called. Speaks:
- Come here urgently. Your wife has died. And after a while the husband arrives. He looks at his wife and says:
- Oh, honey, what happened to you???
And then the police arrive. Sherlock points his finger at the woman's husband and says:
- Arrest this man. He was the one who killed her. Question: Why did Sherlock think that?

4. The jar is on the table. It stands so that one half of it is in the air and the other is on the table. What is in the jar if it falls in half an hour? And why?

5. A man went to sea and got into a storm. He was carried to an island where there were no men, and only girls lived. In the morning he woke up covered in ropes at some ritual and found out that they wanted to kill him. And he asked last word. After he told him, the girls made him a boat, gave him food, water and sent him home. What did he say?

6. A 1st grade student solves this riddle in 5 minutes, a high school student in 15 minutes, a student in 1 hour, a professor will never solve it. Riddle: decipher odtchpshsvdd

7. One train travels from Moscow to St. Petersburg with a delay of 10 minutes, and the other from St. Petersburg to Moscow with a delay of 20 minutes. Which of these trains will be closer to Moscow when they meet?

8. It is known that among the nine coins there is one counterfeit, which weighs less than the others. How can you identify a counterfeit coin in two weighings using a cup scale?

9. There are two cords, each of which burns for an hour, but burns unevenly. How can you measure 45 minutes using these two cords and matches?

10. Place 2 bricks on a smooth board - one flat and the other on an edge. The bricks weigh the same. Which brick will slide off first if you tilt the board?

11. Cat – 3 Horse – 5 Rooster – 8 Donkey – 2 Cuckoo – 4 Frog – 3 Dog -?

12. Three criminals met: the bugbear Belov, the burglar Chernov and the pickpocket Ryzhov. “The amazing thing is that one of us has black hair, the second one has white hair, and the third one has red hair, but none of us have the same hair color as their last name,” said the black-haired man. “It’s true...” said the bugbear Belov. What's the pickpocket's?

13. You are standing in front of three switches. Behind an opaque wall are three light bulbs that are turned off. You need to manipulate the switches, go into the room and determine which light bulb belongs to which switch.

14. There is a concrete wall 3 meters high, 20 meters long and weighing 3 tons. How to bring her down without having any aids and tools?

15. A father and two sons went on a hike. On their way they met a river, near the bank of which there was a raft. It can support either a father or two sons on the water. How can father and sons cross to the other side?

Answers:

1. They were on different banks.
2. In chess.
3. Because Holmes didn't tell him the address.
4. Ice
5. Let the ugliest one kill me.
6. 1,2,3,4...
7. At the time of the meeting they will be at the same distance from Moscow.
8. 1st weighing: 3 and 3 coins. The counterfeit coin is in the pile that weighs less. If they are equal, then the fake is in the third pile. 2nd weighing: From the pile with the least weight, 1 and 1 coin are compared. If they are equal, then the remaining coin is fake.
9. You need to light the first cord at both ends at the same time - this is 30 minutes. Simultaneously with the first cord, we light the second cord from one end, and when the first cord burns out in 30 minutes, we light the second cord from the other end - we get the remaining 15 minutes.
10. The bricks will start sliding at the same time. Both bricks press on the board with the same force, which means that the frictional forces that they have to overcome are also the same. Specific friction forces per each square centimeter The areas of contact between the bricks and the board are, naturally, not equal. But the total frictional forces acting on the bricks, equal to the product of the specific frictional force and the contact surface area, will be the same.
11. Cat - meow (3), Horse - i-go-go (5), Rooster - ku-ka-re-ku (8), Donkey - i-a (2),..., Dog - woof( 3)
12. Belov is not white because of his last name and not black, since he answered the black-haired one. That is, Belov is red. Chernov is not black because of his last name and not red, since our bugbear Belov is red. Ryzhov's pickpocket remained black.
13. Turn on two switches. After some time, turn one off. Enter the room. One light bulb will be lit from the switch on, the second hot - from the switch turned on and off, the third - cold, from the untouched
14. The thickness of such a wall will be no more than two centimeters, which allows you to push it with your hand
15. First, both sons cross. One of the sons returns back to his father. The father moves to the opposite bank to join his son. The father remains on the shore, and the son crosses to the original shore after his brother, after which they both cross to their father.

The ability to solve mysteries has always been considered a confirmation of a person's wisdom and intelligence. Therefore, since ancient times, riddles have been a very popular type. folk art. They help to think about various topics and events, develop logic and intelligence.

Ancient riddles - source folk wisdom, and modern riddles are more fun and entertaining. Solving riddles is very interesting activity, which is loved not only by children, but also by adults. Everyone is happy to find the correct answer and guess for themselves what the riddle is about.

Everyone knows very well about the benefits of riddles, especially for young children. After all, they train memory and help develop imagination.

What is the difference between simple funny riddles and funny riddles with a trick? In order to guess a simple riddle Most often it is enough to use your wits and draw an analogy.

However, to give the correct answer to a riddle with a trick, you should think carefully and take your time, since basically the answer contains a certain trick. And it is quite possible that the answer will differ significantly from the first answer that comes to mind.

Children's funny riddles with answers (examples)

Elementary but funny riddles will help the child get acquainted with the world and phenomena around him, and teach him simple everyday truths. Finding the right answer to a riddle is much more more interesting than reading textbook or boring advice from adults.

Often, riddles make children want to read books, communicate more, and generally explore the world. Therefore, funny riddles on different topics will arouse great interest in the child.

Examples of funny riddles:

Children's funny riddles with a trick (examples with answers)

Children love riddles with a trick because the answers make everyone laugh. After all, the answer to such a riddle is usually very unexpected. Funny and playful riddles with a funny twist will be good entertainment at children's parties.

Examples of funny riddles with a trick:

Funny riddles for children with answers

Children really like riddles in the form of rhymes. The clue in such riddles is at the end of the rhyme in the form of a rhyme.

The child says the answer without even delving into the essence of the riddle. However, the solution turns out to be different, not rhymed. After realizing their mistake, children usually laugh and have fun, still trying to guess the correct answer.

Examples of trick riddles for children:

Adult funny riddles with a trick and vulgar with answers

While relaxing with friends, you can laugh and ask each other witty riddles. This will help make the meeting fun and not boring. After all, funny riddles contain not only a funny question, but also an interesting and extraordinary answer.

Examples of funny riddles with a trick for adults:

Examples of vulgar riddles for adults:

Complex logic riddles with answers

To train your brain for attentiveness and intelligence, you should guess logic riddles.

Examples of logic riddles:

• what is at rest all the time, even when going up or down a mountain? (road);
• Who can light a match underwater without much effort? (sailor in a submarine);
• What do the numbers 69 and 88 have in common? (if you turn them over they will look the same);
• Is it possible to get a coin that a person dropped into tea without getting your fingers wet? (possible if the tea is not brewed);
• what clock does it show? right time only twice a day? (broken).

The process of asking riddles is an entertaining and not boring pastime. Riddles help children learn about everything around them, develop imagination and creativity. And adults really like to find answers to original and tricky questions. Therefore, riddles always arouse interest among both children and adults.

And there are some more interesting riddles in the next video.