What are logic puzzles called? Logic and entertaining tasks (300 tasks)

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

#1 riddle
The guy meets the girl, they love each other. On Saturday evening they should see each other, 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, guests have come to them, they’ll be late, I’ll have to stay there for the night. We’ll meet tomorrow, I kiss you, I love you.” The girl understands that the guy is lying to her . How did she understand?

#2 riddle
There is a guard at the entrance to the bank vault. A spy lurked nearby. One employee of the bank approaches the guard, the guard says to him: "Six". The employee in the answer: "Five." The guard missed. The next one comes up - guard: "Five", clerk: "Four". The guard missed. The spy took a risk, the guard came up: "Four", the spy: "Three". A guard yelling: "Wrong, got caught, you bastard!" twisted the spy. Question: why is it wrong and what is the correct answer.

#3 riddle
Several firms were engaged in the sale of goods, using specially prepared catalogs for this purpose. Since the goods of the firms were almost the same, then the contingent of customers they had was the same, as well as their number. Soon one of the firms changed its catalog. At first glance, it seemed that he only lost from these changes and became less in demand. However, after the change, sales from this firm went better than those of competitors. What change did they make and how did it work?

#4th riddle
Going on a 30-day vacation, the doctor gave the patient 30 tablets of remedy "A" and 30 tablets of remedy "B". You need to take these medicines every day for all 30 days and strictly one tablet of each remedy per day, otherwise death is inevitable. Tablets outwardly are absolutely identical, weight, density, etc. are also completely the same. Once the patient took out 1 tablet from one package, and dropped 2 from the other, and all 3 tablets were mixed up. How to follow the doctor's instructions?

#5th riddle
It is shaped like the moon, but like the weather it is different. It has a sunset, like the sun and a dawn. Another important sign confuses us: - It is able to "contain" any object in itself.

#6th riddle
The person who buys this 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. 7th riddle
There are three switches in the room, each connected to one lamp. Find a way to define a switch-light bulb pair. If the light bulbs are in another room and you can enter it only once.

#8th riddle
The woman lives on the 12th floor of the building. Every morning, going to work, she calls the elevator to the 12th floor and descends in it 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 overcomes another 5 floors on foot. Why?

#9th riddle
Yuri and Tatyana have been friends since childhood. Yura has equal brothers and sisters. Tatyana has three times as many sisters as Yuri, and only as many as the children of Yura's parents. How many sisters does Tatyana have and brothers and sisters does Yuri have?

#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, another 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. In apartment 17 - 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 for the night"

No. 2 Answer:
In the word "six" - five letters, in the word "five" - ​​four, in the word "four" - six.
The answer is six.

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

#4 Answer:
It is necessary to get one more tablet from the first package - a total of 4. Cut everything in half. On one day, take 4 left halves, on the other - 4 right ones. The main thing to remember is where the half of which pill is.
or
Add another tablet, grind to powder, mix, and divide into two parts

#5 Answer:
EYE
P.S. If you look into the eye of a person looking at the moon, you will see the moon there.

#6 Answer:
This is a coffin.

No. 7 Answer:
You need to turn on two switches. Turn off one after a while. Enter the room. One bulb will be burning from the switch on, the second hot - from the on and off, the third - cold, from the untouched switch.

#8 Answer:
This woman is very small: she can only reach the button for the 7th floor in the elevator car.

#9 Answer:
Yuri has 1 brother and 1 sister. Tatyana has 3 sisters

#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

Riddle 1
You are the pilot of a plane flying from London to Berlin with two transfers in Paris. Question: What is the name of the pilot?

Your last name (at the beginning of the riddle "you're flying...")

Riddle 2
You enter a dark room. The room has a gas stove, a kerosene lamp and a candle. You have a box of 1 match in your pocket. Question: what will you light first?

Riddle 3
A businessman bought a horse for $10, sold it for $20 Then he bought the same horse for $30 and sold it for $40. Question: what is the total profit of the businessman from these two transactions?

Riddle 4
Hare in the forest. Rain is coming. Question: under which tree will the hare hide?

Under wet

Riddle 5
Who walks on 4 legs in the morning, 2 in the afternoon, and 3 in the evening?

Human. In infancy on all fours, then on two, then with a stick

Riddle 6
It was raining heavily. There was a bus on the way. All the people on the bus were asleep, only the driver was awake. Question: what was the name of the driver and what is the license plate of the bus?

Because of the downpour, the bus number is not visible, and the driver Tolya (only (a) - Tolka)

Riddle 7
2 people are walking towards each other. Both are exactly the same. Question: which one of them will say hello first?

More polite

Riddle 8
The dwarf lives on the 38th floor. Every morning he gets into the elevator, reaches the 1st floor and goes to work.
In the evening, he enters the entrance, gets into the elevator, reaches the 24th floor, and then walks to his apartment.
Question: why does he do this?

Can't reach the right elevator button because he's a midget

Riddle 9
Dog-3, cat-3, donkey-2, fish-0. What is the cockerel equal to? And why?

Cockerel-8 (cook-re-ku!), dog-3 (woof), cat-3 (meow), donkey-2 (ea), fish-0 (does not make sounds)

Riddle 10
The 12-storey building has an elevator. Only 2 people live on the ground floor, from floor to floor the number of inhabitants doubles. On which floor in this house is the elevator call button most often pressed?

On the ground floor, regardless of the distribution of residents by floor.

Riddle 11
The peasant must be transferred across the river wolf, goat and cabbage. The boat is so small that in addition to the peasant, only one more (passenger) can fit in it. But if you leave a wolf with a goat, then the wolf will eat it, if you leave the goat with cabbage, then the cabbage will be eaten. How to be a peasant?

The crossing must begin with the transport of a goat. Then the peasant returns and takes the wolf, which he transports to the other side and leaves him there, but takes the goat back to the first bank. Here he leaves him and transports cabbage to the wolf. And then, returning, transports a goat.

Riddle 12
Military school exam. The student takes a ticket, goes to get ready. The teacher smoked a cigarette and occasionally tapped his pencil on the table. A minute later, he approaches the teacher. That without asking anything puts 5. The happy student leaves. Clarify the situation.

The teacher in the language of Morse code filled the table with a pencil: "Whoever needs a five, come up, I'll put it." Only one student was military vigilant and paid attention to the encryption of the teacher. For this he received 5.

Riddle 13
What lifts you up and down and keeps you in the same place all the time?

Escalator

Riddle 14
A barrel of water weighs 50 kilograms, what needs to be added to make it weigh 15 kilograms?

Riddle 15
What do you think, what stones do not exist in the river?

Riddle 16
What do you think is the best hand to stir coffee with cream and sugar?

The hand that holds the spoon.

Riddle 17
Tell me, what can you hold without touching it with your hands?

Your breath

Riddle 18
The man was caught in the rain, and he had nowhere and nothing to hide. He came home all wet, but not one hair on his head got wet. Why?

He was bald

Riddle 19
Which word always sounds wrong?

The word "wrong"

Riddle 20
Two horns - not a bull, six legs without hooves, when it flies - howls, sits down - digs the ground.

Riddle 21
A metal jar was placed on the edge of the table, tightly closed with a lid, so that 2/3 of the jar hung from the table. After a while, the bank fell. What was in the bank?

piece of ice

Riddle 22
Imagine that you are a pilot. Your plane flies from London to New York for seven hours. The speed of the aircraft is 800 km/h. How old is the pilot?

As much as you, because you are a pilot

Riddle 23
The train goes with the wind. Where does the smoke go?

The electric train has no smoke

Riddle 24
Why don't polar bears eat penguins?

Bears live at the North Pole and penguins live at the South Pole.

Riddle 25
When a chicken stands on one leg, it weighs 2 kg. How much will she weigh if she stands up on two legs?

Riddle 26
One egg is boiled for 3 minutes. How long will 2 eggs take to cook?

Riddle 27
When the sky is lower from the earth?

When you look into the water

Riddle 28
What can't even fit into the biggest pot?

Her cover

Riddle 29
What teeth are the last to appear in humans?

artificial

Riddle 30
Why doesn't the cuckoo make nests?

Because he lives in hours

Riddle 31. A series of 4 riddles
How to put a giraffe in the refrigerator in 3 steps? Fridge size is huge

Open the door, put the giraffe in, close the door.

How to put an elephant in the refrigerator in 4 steps?

Open the door, pull out the giraffe, put in the elephant, close the door.

The lion called all the animals to a meeting. All showed up except for one. What is this animal?

Elephant, because he's in the fridge.

You need to swim across a wide river that is teeming with crocodiles. How can I do that?

Riddles with a trick - riddles with a simple question and a non-standard answer. At first glance, the answer may seem strange and wrong, but if you carefully read the riddle and think about the answer, it will turn out to be quite logical. Trick riddles are usually not without a sense of humor. They not only develop ingenuity and out-of-the-box thinking, but also bring fun. Tell riddles with a trick to your friends and relatives, have a fun and useful time.

From which seven-letter word can one "letter" be removed to leave two letters?
Answer: primer
11420

The same person always came to the football match. Before the start of the game, he guessed the score. How did he do it?
Answer: Before the start of the game, the score is always 0:0
104648

More than an hour, less than a minute.
Answer: Second (hand of some watch models)
Tag. Anna
56494

What language is spoken silently?
Answer: sign language
162235

Why is the stopcock red on trains and blue on planes?
Answer: Many will say, "I don't know." Experienced will answer: "There is no stop valve on airplanes." In fact, the plane has a stopcock in the cockpit.
Makarova Valentina, Moscow
37160

The boy paid 11 rubles for a bottle with a cork. A bottle costs 10 rubles more than a cork. How much does a cork cost?
Answer: 50 kopecks
Orlov Maxim, Moscow
45889

One French writer terribly disliked the Eiffel Tower, but he constantly dined there (on the first level of the tower). How did he explain it?
Answer: This is the only place in all the vast Paris, from where it is not visible.
Borovitsky Vyacheslav, Kaliningrad
43198

In which city did the male name and the direction of the world hide?
Answer: Vladivostok
Mezhuleva Julia
50334

Seven sisters are in the country, where each is busy with some business. The first sister is reading a book, the second is cooking, the third is playing chess, the fourth is doing Sudoku, the fifth is doing the laundry, the sixth is taking care of the plants. And what does the seventh sister do?
Answer: plays chess
Gobozov Alexey, Sochi
48930

Why do they go often, but rarely go?
Answer: stairs
201176

It goes uphill, then downhill, but remains in place.
Answer: Road
156421

Which word has 5 "e" and no other vowels?
Answer: immigrant
Radaev Evgeny, Petrozavodsk
45560

Two people approach the river. Near the shore is a boat that can only support one. Both men crossed to the opposite bank. How?
Answer: They were on different shores
25 25, Vladivostok
33709

Vasily, Peter, Semyon and their wives Natalya, Irina, Anna have been together for 151 years. Every husband is 5 years older than his wife. Vasily is 1 year older than Irina. Natalya and Vasily together are 48 years old, Semyon and Natalya are together 52 years old. Who is married to whom, and how old is who? (Age must be expressed in whole numbers).
Answer: Vasily (26) - Anna (21); Peter (27) - Natalia (22); Semyon (30) - Irina (25).
Chelyadinskaya Victoria, Minsk
20858

Jackdaws flew, sat on sticks. They sit down one by one - the jackdaw is superfluous, they sit two by two - the stick is superfluous. How many sticks were there and how many jackdaws were there?
Answer: Three sticks and four jackdaws
Baranovsky Sergey, Polotsk
28183

Where is it found that a horse jumps over a horse?
Answer: Chess
)))))))) Renesmee, L.A
39759

Which table has no legs?
Answer: Diet
Boyko Sasha, Wolf
33715

Do not write anything or use a calculator. Take 1000. Add 40. Add another thousand. Add 30. Another 1000. Plus 20. Plus 1000. And plus 10. What happened?
Answer: 5000? Wrong. The correct answer is 4100. Try to recalculate on a calculator.
Ivanova Daria, Daria
36716

How can a person not sleep for 8 days?
Answer: sleep at night
Sone4ka0071, Sosnogorsk
37814

What animal do people walk on and cars pass by?
Answer: Zebra
Kostryukova Tanya, Saransk
29504

Which word "no" is used 100 times?
Answer: Groan
Muslimova Sabina, Dagestan (Derbent)
35119

What is an elephant without a nose?
Answer: Chess
Prokopyeva Xenia, Moscow
30443

Mr. Mark was found murdered in his office. The cause was a bullet wound to the head. Detective Robin, inspecting the scene of the murder, found a cassette recorder on the table. And when he turned it on, he heard the voice of Mr. Mark. He said, “This is Mark. Jones just called me and said that in ten minutes he would be here to shoot me. It's useless to run. I know this tape will help the police arrest Jones. I hear his footsteps on the stairs. Here the door opens... The assistant detective offered to arrest Jones on suspicion of murder. But the detective did not follow his assistant's advice. As it turned out, he was right. Jones wasn't the killer, as was said on the tape. Question: why did the detective have suspicions?
Answer: The cassette in the voice recorder was being revised at the start. Moreover, Jones would have taken the cassette.
Katarina, Moscow
11923

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. In tel. book, he found her husband's number. He called. He speaks:
- Urgently come here. Your wife is dead. 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. It was he who killed her. Q: Why did Sherlock think that?
Answer: Because Sherlock didn't tell her husband the address.
Tusupova Aruzhan
20321

Two fifth-graders Petya and Alyonka are walking from school and talking.
“When the day after tomorrow becomes yesterday,” one of them said, “today will be as far from Sunday as the day that was today when the day before yesterday was tomorrow.” What day of the week did they speak?
Answer: Sunday
Piggy, Ololoshkino
15259

There is a rich house and a poor one. They are on fire. Which house will the police put out?
Answer: Police don't put out fires, firefighters put out fires
87229

On what path has no one ever walked or traveled?
Answer: Milky Way
Tikhonova Inessa, Aktobe
25747

How many years in a year?
Answer: one (summer)
Maxim, Penza
31691

What cork can not plug a single bottle?
Answer: road
volchenkova nastya, moscow
26278

In what word is the drink and the natural phenomenon “hidden”?
Answer: grapes
anufrienko dasha, khabarovsk
25773

What sign must be placed between 6 and 7 so that the result is less than 7 and greater than 6?
Answer: comma
Mironova Violetta, Saratov
22522

Without which nothing ever happens?
Answer: Untitled
Anyutka, Omsk
26730

Union, number then preposition -
That's the whole charade.
And so that you can find the answer,
We need to remember the rivers.
Answer: i-hundred-k
nazgulichka, ufa
18469

What is the strongest muscle in the human body?
Answer: The common opinion is the language. In fact, the calf and chewing muscles.
Anonymous
20373

You can tie, but you can't untie.
Answer: conversation
Dasha, Chelyabinsk
24809

To what mere mortal even the president takes off his hat?
Answer: hairdresser
Nastya Slesarchuk, Moscow
23278

How to put 2 liters of milk in a liter jar?
Answer: Turn it into curd
Anonymous
20319

Once upon a time there was one orphan girl in the thicket, she had only two kittens, two puppies, three parrots, a turtle and a hamster with a hamster that was supposed to give birth to 7 hamsters. The girl went for food. She goes through the forest, field, forest, field, field, forest, forest, field. She came to the store, but there was no food there. Goes on, forest, forest, field, field, forest, field, forest, field, forest, field, field, forest. And the girl fell into the hole. If she gets out, dad will die. If she stays there, her mother will die. The tunnel cannot be dug. What should she do?
Answer: She is an orphan
I'm Yulechka, Omsk
15600

They are metallic and liquid. What are we talking about?
Answer: nails
babicheva alena, moscow
16747

How to write "duck" in 2 cells?
Answer: In the 1st - the letter "y", in the 2nd - a dot.
Sigunova 10 years old Valeria, Zheleznogorsk
22965

Name a word in which one letter is a prefix, the second is a root, the third is a suffix, the fourth is an ending.
Answer: Gone: y (prefix), w (root), l (suffix), a (ending).
Malec Daniel
16104

Guess the riddle: who has a heel behind his nose?
Answer: Shoes
lina, Donetsk
19615

There were 20 people on the bus. At the first stop, 2 people got off and 3 people got in, at the next one, 1 got off and 4 got in, at the next, 5 got off and 2 got in, at the next, 2 got off and 1 got in, at the next, 9 got off and no one got in, at the next - 2 more came out. Q: How many stops were there?
Answer: The answer to the riddle is not that important. This is a riddle with an unexpected question. While you are telling the riddle, the guesser begins to mentally count the number of people on the bus, and at the end of the riddle, you will confuse him with a question about the number of stops.
43691

Husband and wife lived. The husband had his own room in the house, which he forbade his wife to enter. The key to the room was in the bedroom dresser. So they lived for 10 years. And so the husband went on a business trip, and the wife decided to go into this room. She took the key, opened the room, turned on the light. The wife walked around the room, then saw a book on the table. She opened it and heard someone open the door. She closed the book, turned off the light and closed the room, putting the key in the chest of drawers. This is the husband. He took the key, opened the room, did something in it and asked his wife: “Why did you go there?”
How did the husband guess?
Answer: The husband touched the light bulb, it was hot.
SLEPTSOVA VIKUSIA, OMSK
13184

There were husband and wife, brother and sister, and husband and brother-in-law. How many people?
Answer: 3 people
Arkharov Mikhail, Orekhovo-Zuevo
16557

The full name is Danuta. How does it sound abbreviated?
Answer: Dana
Khanukova Danuta, Bryansk
14449

A river that "fits" in your mouth?
Answer: Gum
Bezusova Anastasia, Overyata settlement

There is a rich house and a poor one. They are on fire. Which house will the police put out?

Police do not put out fires, firefighters put out fires

How can a person not sleep for 8 days?

Sleep at night

You enter a dark kitchen. It contains a candle, a kerosene lamp and a gas stove. What will you light first?

A girl is sitting, and you cannot sit in her place, even if she gets up and leaves. Where is she sitting?

She sits on your lap

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

First you need to turn on two switches. After a while one of them will turn off. Enter the room. One bulb will be hot from the switch on, the second - warm from the off, the third - cold, from the untouched switch

It is known that among the nine coins there is one counterfeit, which has less weight than the rest of the coins. How to determine a counterfeit coin using a weighing pan in two weighings?

1st weighing: 3 and 3 coins. The counterfeit coin is in the pile that weighs the least. If they are equal, then the fake is in the third pile. 2nd weighing: Any 2 coins from the pile with the lowest weight are compared. If they are equal, then the fake is the remaining coin.

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

They were on different shores

Two fathers, two sons found three oranges and divided them. Each got a whole orange. How can this be?

The dog was tied to a ten-meter rope, and walked 300 meters. How did she do it?

The rope was not tied to anything.

How can a thrown egg fly three meters and not break?

You need to throw an egg four meters, then the first three meters it will fly by

The man was driving a large truck. The lights on the car were not on. There was also no moon. The woman began to cross the road in front of the car. How did the driver manage to see her?

It was a bright sunny day

If five cats catch five mice in five minutes, how long does it take for one cat to catch one mouse?

Five minutes

Can you light a match underwater?

You can, if you pour water into some kind of container, for example, into a glass, and keep the match below the glass

The boat is rocking on the water. A ladder has been thrown out from it along the side. Before high tide, water covered only the bottom step. How long will it take for the water to cover the 3rd step from the bottom, if at high tide the water rises by 20 cm per hour, and the distance between the steps is 30 cm?

Never, as the boat rises with the water

How to divide five apples among five girls so that each girl gets an apple and at the same time one of the apples remains in the basket?

Give one girl an apple with a basket

One and a half pike perches cost one and a half rubles. How much are 13 zanders worth?

Merchants and potters. In one city, all the people were merchants or potters. Merchants have always told lies, and potters have always told the truth. When all the people gathered in the square, each of those gathered said to the others: “You are all merchants!” How many potters were there in this city?

The potter was alone, because:

1. If there were no potters, then the merchants would have to tell the truth that all other merchants, and this contradicts the condition of the problem.
2. If there were more than one potter, then each potter would have to lie that the rest were merchants.

There are two coins on the table, in total they give 3 rubles. One of them is not 1 ruble. What are these coins?

1 and 2 rubles

The satellite makes one revolution around the Earth in 1 hour 40 minutes, and the other in 100 minutes. How can it be?

100 minutes is 1 hour 40 minutes

As you know, all Russian female names end either in the letter “a” or in the letter “ya”: Anna, Maria, Irina, Natalya, Olga, etc. However, there is one single female name that ends in a different letter. Name it.

What has no length, depth, width, height, but can be measured?

Time, temperature

If it rains at 12 o'clock at night, can we expect that in 72 hours it will be sunny?

No, because in 72 hours it will be night

Seven brothers have a sister. How many sisters are there?

One yacht goes from Nice to San Remo, the other from San Remo to Nice. They left the harbors at the same time. The first hour of the yacht's movement went at the same speed (60 km/h), but then the first yacht increased its speed to 80 km/h. Which of the yachts will be closer to Nice at the time of their meeting?

At the time of their meeting, they will be at the same distance from Nice

A woman was walking to Moscow, and three men were walking towards her. Everyone has a bag, in each bag there is a cat. How many creatures were sent to Moscow?

Only the woman went to Moscow, the rest went the other way

There were 10 birds perched on a tree. A hunter came and shot one bird. How many birds are left on the tree?

None - the rest of the birds flew away

The train runs from east to west, and the wind blows from north to south. In which direction is the smoke coming from the chimney?

You are running a marathon and you overtook the second runner. What is your current position?

Second. If you answered that you are now first, then this is wrong: you overtook the second runner and took his place, so you are now in second position

You are running a marathon and you overtook the last runner. What is your current position?

If you answered that the penultimate one, you were mistaken again :). Think about how you can overtake the last runner? If you run after him, then he is not the last. The correct answer is it's impossible, you can't overtake the last runner

There were three cucumbers and four apples on the table. The child took one apple from the table. How many fruits are left on the table?

3 fruits and cucumbers are vegetables

The product first rose in price by 10%, and then fell in price by 10%. What is its value now relative to the original?

99%: after a rise in price, 10% was added to 100% - it turned out to be 110%; 10% of 110% = 11%; then subtract 11% from 110% and get 99%

How many times does the number 4 appear in integers from 1 to 50?

15 times: 4, 14, 24, 34, 40, 41, 42, 43, 44 - twice, 45, 46. 47, 48, 49

You drove the car two thirds of the way. At the beginning of the journey, the gas tank of the car was full, and now it is one-quarter full. Will there be enough gasoline until the end of the journey (at a similar consumption)?

No, since 1/4< 1/3

Mary's father has 5 daughters: Chacha, Cheche, Chichi, Chocho. What is the name of the fifth daughter?

A deaf and dumb man went into an office supply store to buy a pencil sharpener. He stuck a finger in his left ear and with the fist of his other hand made a rotational movement near his right ear. The seller immediately understood what he was being asked for. Then a blind man entered the same store. How did he explain to the salesperson that he wanted to buy scissors?

Just said he's blind but not dumb

A rooster flew to the border of Russia and China. He sat right on the border, absolutely in the middle. Took an egg. It fell exactly across: the border divides it in the middle. What country does the egg belong to?

Roosters don't lay eggs!

One morning, a soldier who had previously been on night guard approached the centurion and said that that night he had dreamed that the barbarians would attack the fortress that evening from the north. The centurion did not really believe in this dream, but nevertheless he took measures. That same evening, the barbarians really attacked the fortress, but thanks to the measures taken, their attack was repulsed. After the battle, the centurion thanked the soldier for the warning and then ordered him to be taken into custody. Why?

For sleeping on duty

There are ten fingers on the hands. How many fingers are on ten hands?

The plane with English tourists flew from Holland to Spain. It crashed in France. Where should the surviving (injured) tourists be buried?

The survivors do not need to be buried! :)

You drove a bus with 42 passengers from Boston to Washington. At each of the six stops, 3 people got out of it, and at every second - four. What was the name of the driver when the driver arrived in Washington 10 hours later?

How about you, because in the beginning it was said that you drove the bus

What can you find in minutes, seconds and days, but not in years, decades and centuries?

How many times can 3 be subtracted from 25?

Once, because after the first subtraction, the number "25" will change to "22"

All of Mrs. Taylor's bungalows are finished in pink with pink lamps, pink walls, pink carpets and a pink ceiling. What color are the stairs in this bungalow?

There are no stairs in the bungalow

In the ancient castle, where the prison was located, there were 4 round towers in which prisoners were imprisoned. One of the prisoners decided to escape. And then one day he hid in a corner, and when a guard came in, he stunned him with a blow to the head, and he ran away, changing into other clothes. Could this be?

No, because the towers were round and there were no corners

The 12-storey building has an elevator. Only 2 people live on the ground floor, from floor to floor the number of residents doubles. Which button in the elevator of this house is pressed more often than others?

Regardless of the distribution of residents by floors - button "1"

A pair of horses ran 20 kilometers. Question: how many kilometers did each horse run individually?

20 kilometers

What can stand and walk, hang and stand, walk and lie down at the same time?

Is it possible to predict the score of a football match before it starts, and if so, how?

The score of any match before it starts is always 0:0

What in a person can increase in diameter by 7 times in a few seconds?

Pupil. When moving from bright light to dark, the diameter can change from 1.1 to 8 mm; everything else either almost does not increase, or increases in diameter by no more than 2-3 times

A seller in the market sells a hat that costs 10 rubles. A buyer comes up and wants to buy it, but he has only 25 rubles. The seller sends the boy with these 25 rubles. exchange for a neighbor. The boy comes running and gives 10 + 10 + 5 rubles. The seller gives a hat and change of 15 rubles, and 10 rubles. leaves to himself. After a while, a neighbor comes and says that 25 rubles. fake, demands to give her money. The seller returns her money. How much money was deceived by the seller?

The seller was deceived by fake 25 rubles.

How many animals did Moses take on his ark?

Animals were taken to the ark not by Moses, but by Noah

2 people walked in at the same time. One has an apartment on the 3rd floor, the other has an apartment on the 9th. How many times will the first person get there faster than the second? Note: they simultaneously pressed the buttons in 2 elevators moving at the same speed.

Usual answer: 3 times. Correct answer: 4 times. Elevators usually go from the 1st floor. The first one will pass 3-1=2 floors, and the second one 9-1=8 floors, i.e. 4 times more

This riddle is often offered to children. But sometimes adults can rack their brains for a long time to guess how to solve such a problem, so you can arrange a competition: invite everyone to try to solve the problem. Whoever guesses, regardless of age, deserves a prize. Here is the task:

6589 = 4; 5893 = 3; 1236 = 1; 1234 = 0; 0000 = 4; 5794 = 1; 1111 = 0; 4444 = 0; 7268 = 3; 1679 = 2; 3697 = 2

2793 = 1; 4895 = 3

The main thing is to look at the problem in a childish way, then you will understand that the answer is 3 (three circles in the numbers)

Two jigits competed: whose horse will come to the finish line last. However, things did not go well, both stood still. Then they turned to the sage for advice, and after that both galloped at full speed.

The sage advised the jigits to exchange horses

One student tells another: “Yesterday our college basketball team won the basketball game 76:40. At the same time, not a single basketball player scored a single ball in this match.

Women's teams played

A man enters a store, buys sausage and asks to cut it, but not across, but along. The saleswoman asks: "Are you a fireman?" - "Yes". How did she guess?

The man was in uniform

The lady did not have a driver's license with her. She did not stop at the railroad crossing even though the barrier was lowered, then, ignoring the "brick", she moved along the one-way street against the traffic and stopped only after passing three blocks. All this happened in front of the traffic police officer, who for some reason did not consider it necessary to intervene.

The lady was walking

There were three tailor shops on one Odessa street. The first tailor advertised himself like this: “The best workshop in Odessa!” The second - "The best workshop in the world!" The third "surpassed" them both.

“The best workshop on this street!”

The two brothers were drinking at a bar. Suddenly, one of them began to argue with the bartender, and then he pulled out a knife and, ignoring his brother's attempts to stop him, hit the bartender. At his trial, he was found guilty of murder. At the end of the trial, the judge said: "You are found guilty of murder, but I have no choice but to let you go." Why did the judge have to do this?

The culprit was one of the Siamese twins. A judge couldn't send a guilty person to jail without putting an innocent one in there too.

Baba Yaga, the Serpent Gorynych, the stupid ensign and the smart ensign were traveling in the same compartment. There was a bottle of beer on the table. The train entered the tunnel, it became dark. When the train left the tunnel, the bottle was empty. Who drank beer?

The stupid ensign drank the beer, since the rest of the creatures are unreal and do not occur in life!)

With a catch that have gained popularity among a huge number of different people, not only due to the possibility of using them in the educational process, but also because of the entertainment component.

Such riddles contribute to the expansion of the horizons of both children and adults, and they are of interest to those who want to replenish their knowledge. They are light and simple. Let's start.

1. A man stands on one side of the river, his dog on the other. He calls the dog, and he immediately runs to the owner, without getting wet, without using either the boat or the bridge. How did she do it?

2. What is unusual about the number - 8, 549, 176, 320?

3. A 12 round bout is scheduled between two boxers. After 6 rounds, one boxer is knocked to the floor, but none of the men is considered a loser. How is this possible?

4. In 1990, a person turned 15 years old, in 1995 the same person turned 10. How is this possible?

5. You are standing in the corridor. Before you are three doors to three rooms and three switches. You do not see what is happening in the rooms, and you can only get into them through the door. You can enter each room once and only when all the switches are off. How to understand which switch belongs to which room?

6. Johnny's mother had three children. The first child was named April, the second was named May. What was the name of the third child?

7. Before the discovery of Mount Everest, what was the highest peak in the world?

8. What word is always misspelled?

9. Billy was born on December 25, but his birthday always falls in the summer. How is this possible?

10. A truck driver is moving in the opposite direction on a one-way street. Why don't the cops stop him?

11. How can you throw a raw egg on a concrete floor without breaking it?

12. How can a person go eight days without sleep?

13. The doctor gave you three tablets and told you to take one every half an hour. How long will it take you to take all the pills?

14. You entered a dark room with one match. The room has an oil lamp, a newspaper and wooden blocks. What will you light first?

15. Is a man legally entitled to marry his widow's sister?

16. Some months have 30 days, some have 31 days. How many months have 28 days?

17. What goes up and down but stays in one place?

18. What can you never eat for breakfast?

19. What always increases and never decreases?

20. Imagine that you are in a sinking boat surrounded by sharks. How can you survive?

21. How many times can you subtract 10 from 100?

22. Seven sisters arrived at the dacha, and each of them went about her own business. The first sister cooks food, the second one works in the garden, the third one plays chess, the fourth one reads a book, the fifth one does a crossword puzzle, the sixth one does laundry. And what does the seventh sister do?

23. What goes both uphill and downhill, but at the same time remains in place?

24. Which table has no legs?

Difficult riddles with answers

25. How many years in a year?

26. What kind of cork can not stop up any bottle?

27. No one eats it raw, but when cooked, they throw it away. What's this?

28. The girl wanted to buy a chocolate bar, but she lacked 10 rubles. The boy also wanted to buy a chocolate bar, but he lacked 1 ruble. The children decided to buy one chocolate bar for two, but they still lacked 1 ruble. How much does a chocolate bar cost?

29. A cowboy, a yogi and a gentleman are sitting at the table. How many feet are on the floor?

30. Nero, George Washington, Napoleon, Sherlock Holmes, William Shakespeare, Ludwig van Beethoven, Leonardo da Vinci. Who is missing from this list?

Riddles with a trick

31. Which island calls itself a piece of linen?

32. Is she red?

No, black.

Why is she white?

Because green.

33. You are sitting in an airplane, a car is in front of you, a horse is behind you. Where are you?

34. How long does it take to boil a hard boiled egg in water?

35. What unites the numbers 69 and 88?

Logic riddles

36. Whom does God never see, the king rarely sees, but the common man sees every day?

37. Who walks while sitting?

38. What is the longest month of the year?

39. How can you jump off a 10-meter ladder and not crash? And not even get hurt?

40. When this item is needed, it is abandoned, and when it is not needed, it is taken with them. What are we talking about?

Riddles with answers

41. Any person receives it for free twice in his life, but if he needs it for the third time, then he will have to pay for it. What's this?

42. The name of which state will you get if you put a small horse between two identical pronouns?

43. The capital of a European state in which blood flows?

44. The combined age of father and son is 77 years. The age of the son is the age of the father in reverse. How old are they?

45. If it is white, then it is dirty, and if it is black, then it has been cleansed. What are we talking about?

Difficult riddles

46. ​​Can a person be in a room without his head and still be alive?

47. In what case will you not be able to take the place of a seated person, even if he gets up?

48. What product can be boiled in at least 10 kg of salt, and it still will not become salty?

49. Who can easily light a match underwater?

50. A plant that knows everything?

51. What will you do if you see a green man?

52. How many stripes does a zebra have?

53. When does a person look like a tree?

54. What can travel around the world, staying in the same corner?

55. Where is the end of the world?

Ready for answers?

Answers to riddles

1. The river is frozen

2. This number contains all digits from 0 to 9.

3. Both boxers are female.

4. He was born in 2005 BC.

5. Turn on the right switch and do not turn it off for three minutes. After two minutes, turn on the middle switch and keep it on for one minute. When the minute has passed, turn off both switches and enter the rooms. One bulb will be hot (switch 1), one will be warm (switch 2), and the cold bulb will refer to the switch you didn't touch.

6. Johnny.

7. Everest, it just hasn't been discovered yet.

8. The word "wrong."

9. Billy was born in the southern hemisphere.

10. He is walking along the sidewalk.

11. An egg won't break a concrete floor!

12. Sleep at night.

13. You will need one hour. Take one tablet now, the second in half an hour, and the third in another half hour.

14. Match.

15. No, he is dead.

16. Each month has 28 or more days.

17. Staircase.

19. Age.

20. Stop imagining.

22. The seventh sister plays chess with the third.

23. Road.

24. At the diet.

25. There is one summer in a year.

26. Traffic jam.

27. Bay leaf.

28. The price of a chocolate bar is 10 rubles. The girl had no money at all.

29. One foot on the floor. The cowboy puts his feet on the table, the gentleman crosses his legs, and the yogi meditates.

30. Sherlock Holmes because he is a fictional character.

32. Black currant.

33. Carousel.

34. This does not need to be done, the egg is already boiled.

35. Upside down, they look the same.

36. Like yourself.

37. Chess player.

39. Jump off the lowest step.

42. Japan.

44.07 and 70; 25 and 52; 16 and 61.

45. School board.

46. ​​Yes. Stick your head out the window or door.

47. When sitting on your lap.

49. Sailor on a submarine.

51. Cross the road.

52. Two, black and white.

53. When he had just woken up (pine, from sleep).

55. Where the shadow begins.

No matter how many correct answers you get, this is not an IQ test. It is important to force your brain to think outside of the ordinary. Below we will give you some tips that will help tune your brain to the right wave and prevent it from aging.

brain exercises

Let a crossword, puzzle, sudoku, or any other similar thing that interests you always be in a conspicuous place. Every morning spend a few minutes on them, activate the brain.

Constantly attend exhibitions or conferences on topics unfamiliar to you. Think about how you can apply what you've learned to your industry.