The brain teaser about mathematics contains the answer 1. The doctor gave you three pills and told you to take one every half hour. How long will it take to complete?
A: One hour.
The news published in the newspaper may not be 100% true, but what news can never be false?
A: The year, month and day in the newspaper.
3. How to cut a watermelon into 9 pieces with 4 knives?
Answer:? Hmm? Text cutting type
4. Xiao Han's mother irons clothes. It takes five minutes for a dress and three minutes for a pair of trousers. There are three small clothes and a pair of trousers now. How many minutes does it take Han Xiao's mother to finish ironing?
Answer: 18 minutes
5. It takes three minutes for three children to eat three cakes, and how long does it take for ninety children to eat ninety cakes?
Answer: Three minutes.
6. A tailor has a piece of cloth, which is16m long. She cuts off two meters from it every day. How many days later, she cut off the last piece of cloth?
Answer: (8- 1)=7 (days)
7. Xiaoli and her mother bought eight apples, and her mother asked Xiaoli to put them in five pockets, each of which was even. Can you do it?
Answer: There are two apples in each pocket, and the last four pockets are put in the fifth mouth.
8. At a banquet, a couple shook hands with the guests 48 times and asked how many people were at the banquet.
Answer: 26 people
9.4+4+4+4 (guess a fruit)
Answer: 16, pomegranate
10. Someone spent 19 yuan buying a toy and selling it to 20 yuan. He didn't think it was cost-effective, so he spent 2 1 yuan on it and sold it in 22 yuan. How much did you earn?
Answer: 2 yuan.
1 1. Smoker A smokes 50 cigarettes a day, and Smoker B smokes 10 cigarettes a day. Five years later, smoker B smoked more cigarettes than smoker A. Why?
A: Heavy smoker A smoked too much and died young.
12.5 is greater than 0, 0 is greater than 2, and 2 is greater than 5. Do you know what is going on?
Answer: Is this a game? Scissors, rocks, cloth? Game, the fist is 0, the scissors shape is 2, and the open hand is 5.
13. When is four minus one equal to five?
Answer: quadrilateral, MINUS one angle, becomes pentagon.
14. After Superman and superwoman do push-ups, there is a hole and two holes on the ground. What happened?
Answer: Superman uses one hand and Superman uses two hands.
15.24 people are arranged as 5 people, with 6 rows in the city. How to arrange them?
Answer: Just arrange in regular hexagon.
16. There are six steamed buns in the basin, each for six children 1, and there is 1 in the basin. Why?
Answer: A child took the steamed bread and the basin away.
17. There are 12 lighted candles on the table. First three candles were blown out by the wind, and then two were blown out by a gust of wind. Finally, how many candles are left on the table?
Answer: five, because all the things that didn't blow out were burned out.
18. There are 100 baseball teams participating in the game. How many games does it take to choose the champion?
A: There will be 99 matches.
19. Uncle Yi Lee * * has seven sons, each of whom has a sister. So, how many children does Uncle Li Yi have?
Answer: Eight children.
The doctor gives you three pills every half hour. How long will it take to complete?
A: One hour.
2 1. What can't a magnifying glass enlarge?
Answer: Angle.
22. Several students lined up to get on the school bus. There are four students in front of four students, four students behind them and four students among them. How many students are there in a * *?
Answer: 8
23. How to divide five apples between two people is the fairest?
Answer: squeeze into juice
24. Sunflowers will rotate with the sun. Where will they go on cloudy days?
Answer: Bald people.
A brain teaser about math Xiaohua's father can cut off five nails by himself in 1 minute. How many nails can he cut in five minutes?
Xiaohua took 50 yuan's money to the store and bought a car worth 38 yuan, but the salesman only gave him 2 yuan money. Why?
3. Xiaojun said:? I went fishing yesterday and caught a tailless fish, two headless fish and three half-baked fish. Guess how many fish I caught. Guess how many fish Xiaojun caught?
4.6 horses and a cart ran six miles. How many miles did each horse run? How many miles did six horses run at a time?
5. A puppy tied to a tree trunk greedily eats a bone on the ground, but the rope is not long enough, which is 5 cm shorter. How do you teach dogs to scratch bones?
6. Wang walks from place A to place B. 1 minute later, Li walks from place B to place A. When Wang and Li meet on the road, who is farther from A?
7. The clock just struck 13. What should you do now?
8. On the vast grassland, there is a cow eating grass. This Niu Yi only ate half of the grass on the grassland in 2008. Q: How many years does it take to eat all the grass on the lawn?
9. Mom has seven pieces of candy. She wants to give them to the three children equally, but she doesn't want to cut the remaining candy. What should mom do?
10. There is a row of trees along the road in the park, and the distance between each tree is 3 meters. What is the distance between the first tree and the sixth tree?
1 1. Divide 8 in half, as shown below. How much is each half? The average score of arithmetic method is _ _ _ _ points, from which the horizontal score is _ _ _ _ points, and from which the vertical score is _ _ _ _ _ points.
12. A house has four corners, one corner has a cat, and there are three cats in front of each cat. How many cats are there in the room?
13. The house has four corners. There is a cat in a corner. There are four cats in front of each cat. How many cats are there in the room?
14. Xiaojun, Xiaohong and Xiaoping play chess. They always play three sets. Ask them how many games they played. (Every chess game is played by two people)
15. Xiaoming and Xiaohua each have a bag of sweets, but I don't know how many pieces there are in each bag. I only know that after Xiaoming gave Xiaohua 8 yuan, Xiaohua gave Xiaoming 14 yuan. At this time, the amount of sugar in their bags is exactly the same. Students, who do you think has more sugar? How much more?
The answer to this math brain teaser is 1.20, including fingernails and toenails.
2. Because he paid the salesman 40 yuan, he only gave him 2 yuan;
3.0, because the fish he caught does not exist;
4.6 Li, 36 Li;
Just teach the puppy to turn around and grab the bone with its hind feet.
6. They were in the same place when they met, so they were as far away from A;
7. This clock should be repaired;
8. It will never eat all the grass, because the grass will always grow;
9. Mom eats one piece first, and then gives two pieces to each child;
10. 15m；
1 1.4,0,3.
12.4;
13.5;
14.2 disk;