1. The school library bought 480 new books, of which 3\4 were literature books. How many? 2. The school library bought 480 new books, of which 3\4 are literature books and 2\9 are story books. How many story books are there? There are 32/kloc-0 pear trees and 400 apple trees in the orchard. These two kinds of fruit trees are equivalent to 7/8 of all fruit trees in the orchard. How many trees are there in the orchard? 4. Dad bought a big watermelon, mom ate 2/8, and peas ate 1/8. How much did they eat? 5. Class 3 (1) and Class 3 (2) water all the young trees in the school. Class 3 (1) poured 3/9. How much did Class 3 (2) pour? 6. A bag of melon seeds weighs1/4kg, which is 2/4kg lighter than a bag of sugar. How much does a bag of melon seeds and a bag of sugar weigh? 7. The ratio of the bottom areas of the two cylindrical containers A and B is 4: 3. The water depth of container A is 4 cm more than that of container B, and then the same amount of water is injected into both containers, which is exactly 25 cm. How many centimeters is the water depth in the original container A? 8. 720 students took part in planting trees. It is known that the ratio of grade six to grade five is 3: 2, and grade six is 80 more than grade four. How many people participated in tree planting in each of the three grades? 9. The ratio of the bottom areas of the two cylindrical containers A and B is 4: 3. The water depth of container A is 4 cm more than that of container B, and then the same amount of water is injected into both containers, which is exactly 25 cm. How many centimeters is the water depth in the original container A? 10. There are four production teams in the first workshop. One or two teams *** 19 people, two, three and four teams ***35 people. It is known that the number of the second team accounts for the total number of the four production teams. How many people are there in the first workshop 1 1. The school interest classes are divided into two groups. After one-third of the students were transferred from group A to group B, one-fifth of the students in group B were transferred to group A. At this time, there were 24 students in both groups. How many students are there in each group? 12, 4/5 of the number of boys in a class plus the number of girls is exactly 49; Four fifths of the girls plus the boys are 50. How many students are there in this class? 13. A loom weaves half a meter in two minutes. How many meters do you weave per minute on average? 14. There are 36 people reading books in the school library, and girls account for 4/5 of the boys. Later, several girls came. Now the number of girls accounts for 3/4 of the total number. Then some girls came. 15, RMB 2,000 each for Party A and Party B * * *. Party A gives Party B half, and then Party B gives Party A its own 1/3, and then Party A gives Party B its own 1/4. At this time, Party B has more money than Party A. 650 yuan, how much do they have first? 16, a factory * * has workers 1300 people. If we transfer 1/8 male employees and recruit 500 female employees, it means that the number of male employees and female employees is equal. Q: There are 65,438+07 male workers in this factory and 65,438+020 employees in one factory. Among them, female employees account for the whole factory 1/5. Later, this factory recruited some laid-off women workers. At this time, the number of female employees accounts for the whole factory 1/4. How many employees are there in this factory? How many new employees are recruited? 14. There are two goldfish tanks A and B, and the number of goldfish in cylinder A is half of that in cylinder B. For example, nine goldfish are taken from cylinder B and put into cylinder A, and the number of fish in both cylinders is equal. How many goldfish are there in cylinder A? [4] 15. The car travels 60 kilometers per hour from A to B, 65438+ ahead of schedule. When I return, I will drive at a speed of 40 kilometers per hour, which is later than the planned time 1 hour. Find the distance between Party A and Party B [5] 16. Students grow sunflowers. There are three times fewer trees planted in the fifth grade than in the fourth grade. 10. The fifth grade planted 62 more trees than the fourth grade. How many trees are there in each grade? 17, TV factory produces a batch of TV sets. If it produces 40 TV sets a day, it will take 6 days longer than originally planned. If it produces 60 TV sets a day, it can be completed four days ahead of schedule. Find the original planned production time and the total number of TVs in this batch. [5]19, a ruler and a knife * * 1.9 yuan, four rulers and four. 20. Two granaries, A and B, have the same amount of grain. 130 tons is shipped from warehouse a, and after 230 tons is shipped from warehouse b, the surplus grain of warehouse a is three times that of warehouse b, and how many tons are stored in each granary? 2 1, coal piles a and b * * *100t. If 10 ton is transported from pile A to pile B, the quality of coal in pile A is exactly 1.5 times that of pile B. How many tons are there in reactor A and reactor B? 22. After warehouse A stores 32 tons of grain and warehouse B stores 57 tons of grain, warehouse A stores 4 tons and warehouse B stores 9 tons every day. A few days later, warehouse B stored twice as much grain as warehouse A? 23. These two wires are the same length. After cutting the first wire by 2 meters, the length of the second wire is 1.8 times of that of the first wire. How long are the original two lines? [4] 24, a batch of bananas, after selling 140 kg, the quality of the original bananas is exactly five times that of the remaining bananas. How many kilograms are there in this batch of bananas? 25. Xiaoming went to climb the mountain. It took him 45 minutes to climb the mountain, and it took him 30 minutes to go down the mountain according to the original route. Every minute he goes up the mountain is 9 meters less than every minute he goes down the mountain, so as to find out the speed of going down the mountain. [4] 26. Party A and Party B respectively walk in the same direction from Party A and Party B which are18km apart, with Party B behind. When Party A caught up with Party B, he left 1. Find the speed of car A [4] 27. Car A and car B go from place A to place B at the same time. Car A travels 30 kilometers per hour, while car B travels 45 kilometers per hour. A car leaves two hours before B car leaves, and both cars arrive at B. Find the distance between A and B. Master and apprentice process the same parts, and apprentice processes 12 pieces per hour. How many parts does the main module process per hour? [5] 29. There are two barrels of oil, A and B. After injecting 15 liter of oil into one barrel, the quality of the two barrels of oil is equal; If barrel B is filled with 145 liters of oil, and the quality of barrel B is three times that of barrel A, then how many liters of oil are there in the original two barrels? [5] 30. The length of three railways A, B and C is 1 19 1 km, and the length of railway A is twice that of railway B. Find the length of a railway. [5] 365,438+0. An engineering team consists of 6 rough carpenters and 65,438+0 joiners. After completing a certain task, each roughneck gets 200 yuan, and the salary of each joiner is more than the average salary of the whole team. Ask each participant how much they get. [5] 32. Xiaoming scored an average of 96 points in the mid-term exam. The score of common sense is 3 points less than the average score of Chinese, mathematics, geography and common sense. Find the score of common sense. 33. The TV factory assembles a batch of TVs, which is scheduled to be completed in 25 days. If 35 sets are installed every day, 60 sets can be exceeded in 24 days. Find the number of sets that were originally planned to be assembled every day. 34. The master processes 50 sets per hour, 65438+ more than the apprentice. So the apprentice finished the task 1 hour ahead of the master. How many parts should each of them process? [5] 35. It costs 13.6 yuan to buy 2.5 kilograms of apples and 2 kilograms of oranges. As we all know, a kilogram of apples is more expensive than a kilogram of oranges. 2.2 yuan, what are these two fruits? What is the unit price per kilogram? [5]36. Pay 24 yuan for four pens and nine ballpoint pens. It is understood that two pens can buy three ballpoint pens. How much are these two pens? [4]37. For two-digit numbers, one digit is twice as much as ten digits. If the number in the tenth digit is reversed from the number in the second digit, the new two-digit number is 36. Find the original two digits. [5] 38. For two-digit numbers, the number of the tenth digit is less than that of the second digit 1, and the number of the tenth digit is 36+0. Add 2 to the second box; Double the third box; If the fourth box is reduced by half, there will be as many balls in these four boxes. How many balls are there in each box? [5]40. There are 72 long ropes and short ropes in the school gymnasium, and the number of short ropes is 8 times that of long ropes. How many long and short ropes are there? 4 1, Aunt Wang sold eggs, and she sold 12 kg in the morning and 18 kg in the afternoon, which was 27.6 yuan more than that in the morning. How much is the average egg per kilogram? 42. The railway length from Nanjing to Beijing is 1 166 km. An express train goes from Nanjing to Beijing, while a local train goes from Beijing to Nanjing. Five and a half hours later, two trains met. Speed of the express train118km, and how many kilometers is the local train? (two approaches) 43. The area of a triangle is 2. 1 m2, the height is1.2m, and how many meters is its base? 44. It took 15 days for the master and the apprentice to process a batch of parts together. The master processes 60 parts every day, and finishes the task by processing 360 more parts than the apprentice. How many parts does the apprentice process every day? 45. The canteen bought 7 bags of rice and 7 bags of flour, each with 525 kilograms. Each bag of rice weighs 50 kilograms, and each bag of flour weighs how many kilograms? 46. The toy factory produces 360 more panda toys than bear toys in a week, and the number of panda toys is five times that of bear toys. How many pieces of panda toys and bear toys have been produced respectively? 47. Li Shifu bought four pairs of socks and two pairs of shoes, which cost 95.2 yuan. It is known that each pair of shoes is 34 yuan and how much is each pair of socks? 48. The distance between Station A and bilibili is 900 kilometers. A truck and a bus leave from Station A and bilibili respectively at the same time. The speed of trucks is 80 kilometers per hour, and the speed of passenger cars is 120 kilometers per hour. How many hours did two cars meet on the road? 49. The fruit shop delivered 30 boxes of apples and 25 boxes of pears, weighing 975 kilograms. Each box of apples weighs 20 kilograms, and each box of pears weighs how many kilograms? 50. The area of a trapezoid is 72.9 square centimeters, the upper bottom is 10.4 centimeters, the lower bottom is 5.8 centimeters, and how many centimeters is the height? 39 students are skipping rope on the playground. How many groups can every three students be divided into? Which is more expensive, the 2.4 poplar seedlings in 48 yuan or the 3 pine seedlings in 63 yuan? 3. Three (1) class children made toys, and one * * * made 48 toys for 15 kindergarten. The rest are evenly distributed to the first three classes of senior high school. How many can I get in each class? 4. Teacher Zhang took 100 to the mall and bought three small soccer balls, and got back 7 yuan. Do you know how much each little football is worth? 5. A "Story King" has 65 pages. Xiaoming plans to finish reading in 4 days, and Xiaohua plans to finish reading in 6 days. How many pages does Xiaoming read on average every day? Where is Xiaohua? 6. Zhang has raised 18 ducks, and the number of chickens is twice that of ducks. How many chickens and ducks does Zhang Dabo keep? 7. There are 45 buses in the parking lot, and 17 is more than buses. How many buses and cars are there? 8. There are obviously 42 stamps, but Fangfang is less than him 15. How many stamps do they have? 9. A coat is 45 yuan, and pants are cheaper than a coat 12 yuan. How much does it cost to buy a suit? 10. The white rabbit pulled out 14 radishes, and the gray rabbit pulled out three times. How many trees did the white rabbit pull out less than the gray rabbit? 1 1. There are 24 Metasequoias on campus, and the number of pine trees is three times that of Metasequoias. How many Metasequoia and pine trees are there? How many Metasequoia trees are fewer than pine trees? 12. There are 28 black swans in the park, and the number of white swans is three times that of black swans. How many white swans are there? 13. I went to the library to borrow books in the third grade. I borrowed 420 books in the morning and 20 more books in the afternoon than in the morning. How many books did you borrow on the third day? 14. Make a big rectangle with a side length of 1cm with six small squares. What is the length and width of this rectangle? How many centimeters is the circumference? 15. The rectangular playground is 55 meters long and 35 meters wide. Xiaohua ran twice along the playground. How many meters did he run? 16. Circle a square with a side length of 8 cm accurately with a line. How long is this line? 17. The fishing ground stocked 896 fry last year, and the number of fry stocked this year is twice that of last year. How many have been issued this year? 18. In the morning, three groups of students visited the Science Museum, each with 169 students, and in the afternoon, there were 2 13 students. How many students come to visit on this day? 19. A Niu eats 32kg of grass every day. How many kilograms of grass do two cows eat in four days? 20. There is a piece of land for growing tomatoes, eggplant and watermelon. How much is watermelon? 2 1. Uncle Li keeps 200 chickens. On the first day, he sold 128 chickens. On average, each chicken can be sold to 9 yuan. How much can Uncle Li sell this day? The remaining chickens are sold the next day, and every 8 chickens are packed in a cage. How many cages can you hold? 22.48 Students collect insect specimens. Every three students are divided into one group. How many groups can they be divided into? 23. The students want to plant 93 trees, and have already planted 18 trees. The remaining saplings were equally distributed to five groups. How many trees will each group plant? 24. The precipitation in Shanghai in June was 42 mm, less than that in June14 mm. What is the rainfall in June and July? This toy factory can produce 600 toys per hour. How many toys can it produce from 10 am to 2 pm? 26. Square garden with a side length of 15m. What's its circumference? 27. Put a fence around a rectangular piece of land with a length of16m and a width of 8m. How long is the fence? 28. There are *** 108 children who learn painting in Children's Palace, and the children who learn calligraphy are 36 times less than those who learn painting. How many people study calligraphy in Children's Palace? 29. Each skipping rope is 2 meters long. How many skipping ropes can a 65-meter-long rope cut? How many meters are left? 30. Miss Li bought two badminton rackets, gave them to 70 yuan and took them back to 6 yuan. How much is each badminton racket? 3 1. Xiaoming plans to finish reading a popular science book in 6 days. How many pages does he read on average every day? 32. The students made 80 paper flowers, and tied a bunch of them every five. How many bundles can they play? Tie a bunch of flowers every four. How many bundles can you play? 33. The unit price of an exercise book is 40 cents. With this 5 yuan money, how many such exercise books can Miss Wang buy at most? 34. Xiaohua went to the store to buy drinks, bought five bottles, paid the shop assistant 100 yuan and took them back to 35 yuan. How much is each bottle of drinks? Students go to the orchard to take part in voluntary labor. There are 40 male students and 38 female students. Every six people are divided into groups. How many groups can a * * * be divided into? There are 26 boys and 22 girls in Class 3 (2). The class is divided into four teams on average. How many students are there in each team on average? If each student issues 2 math exercise books, how many math exercise books does the whole class need? There are 18 boys in the school dance team, and the number of girls is twice that of boys. How many men and women are there in the dance team? 38. Nine girls visited the Observatory, and three times as many boys as girls. 1. Is a 40-seat car enough? 39. One batch of goods has already shipped 8 tons, and the rest is five times. How many tons are there in this shipment? 40. Xiaoming bought six sets of sports pictures, each set of 4 yuan, and also bought a red-painted copybook of 15 yuan. How much did Xiaoming spend? 4 1 .1 game 14: 45 and 16: 18. How long did the game last? 42. Students go boating. There are 27 male students and 29 female students, and every four people have a boat. How many boats do I need to rent? 43. Uncle Wang raised 15 geese, with four times as many ducks as geese and 38 more chickens than ducks. How many ducks does Uncle Wang keep? How many chickens are there? 44. A painting, 50 cm long and 30 cm wide. Is it enough to use a piece of wood with a length of 150 cm as a border? 45. Each bag of salt weighs 500 grams. How many grams are there in six bags of salt? How many kilograms? 46. A total of 257 ducks were raised in poultry farms, with 5 ducks in each cage. How many chickens and ducks are raised on this farm? This factory can produce 406 teddy bears every day. According to this calculation, how many teddy bears can be produced in five days? 48. A truck travels 850 meters per minute, and a car travels 50 meters, which is more than three times that of a truck. How many meters does the car travel per minute? 49. A construction site delivered 180 bags of cement on the first day, and the number of bags delivered on the second day was twice as small as that on the first day, 19 bags. How many bags of cement were delivered the next day? 50. Each truck can carry 4 tons of goods at a time. How many tons of goods can one * * * transport five times with eight such trucks? 5 1. Each person can assemble 14 bicycles every day. According to this calculation, 8 people work for 7 days. A * * *, how many bicycles have been assembled? 52. The army has been reading books for five days, reading 24 pages every day, leaving 10 pages unread. How many pages are there in this book? 53. There are 25 boys and 23 girls in Class Two, Grade Three. Every four people get a football. How many footballs do I need to prepare? 54. Xiaohong reads a story book with 154 pages. The pages of a science and technology book read by her father are four times that of this story book, 58 pages more. How many pages of science books has her father read? 55. A tractor can transport 2 tons of goods per hour. According to this calculation, how many tons can six such tractors transport in five hours? 56.59 students made a parade. Rent a boat for every five people. * * * How many boats do you need to rent? 57. The feeding group raised 68 rabbits. If there are six cages, how many cages do you need? 58. A long rope is 25 meters, and a skipping rope is made every 2 meters. How many skipping ropes can a * * * make? 59. A story book has 86 pages. Xiaohua reads 6 pages every day. When did he finish it? 60. A table 60 yuan is more expensive than a chair, 34 yuan. How much is a set of tables and chairs? 6 1. A car leaves Shanghai at 8: 00 a.m., travels 55 kilometers at a time, and arrives in Nanjing at 6: 00 p.m. ... Do you know how far it is from Shanghai to Nanjing? 62. Uncle Wang raised 45 white rabbits, with fewer black rabbits 18. How many rabbits does Uncle Wang keep? 63. Uncle Li raised 800 chickens last year, and the number of chickens raised this year is three times that of last year. How many chickens have you raised this year? 64. The store shipped 455 kilograms of pears, and the apples shipped were three times less than pears 160 kilograms. How many kilograms of apples did this shop ship? 65. The railway from City A to City B is 560 kilometers long. A train goes from city A to city B at a speed of118km per hour. Can it arrive in 3 hours? 66. Master Wang processed 48 pieces in the morning and 56 pieces in the afternoon. According to this calculation, working five days a week, how many parts will * * * process? 67. There are 58 boys and 44 girls in the science and technology group, and the number of people in the literature and art group is twice that of the science and technology group. How many people are there in the art group? 68. Xiaoli runs to school, with an average of 84 meters per minute. Three minutes later, the journey is just halfway through. How far is it from her home to school? 69. The school basketball court is 26m long and14m wide. Run five times around the basketball court. How many meters did * * * run? 70. Master Wang and Li Shifu made a batch of parts together, of which Master Wang completed 4/9 and Li Shifu completed 5/9. Who handles more? How much more processing is needed for this batch of parts?