(1) In a test, Xiao Ming got 1 1 correctly and made four mistakes. What is Xiao Ming's correct rate in this test?

(2) 2,000 kilograms of rice is processed into rice in the rice processing plant, and * * * grinds out 1600 kilograms of rice to obtain rice output.

(3) Planting trees in the forest farm in spring, 24,570 plants survived and 630 plants died, so as to seek the survival rate.

(4) The employees of the furniture factory 1250 were absent from work one day 15 and asked for attendance.

(5) Master Wang produced a batch of parts, 485 of which passed the inspection, and 5 failed/kloc-0, so as to find the qualified rate of this batch of new products.

(6) A batch of corn seeds were used for germination test. Results 192 seeds germinated and 8 seeds did not germinate. Find the germination rate of these seeds.

(7) Class Six (1) today, 48 people came to class, and two people took personal leave to ask for the attendance of Class Six (1).

(8) There are 50 students in Class 6 (1), and 5 students failed in the mid-term exam, so the passing rate of this class can be calculated.

(9) In a shooting practice, Xiao Wang fired 200 rounds and missed 50 rounds. What's the hit rate?

The oil yield of (1) soybean is 54%. How many kilograms of oil can be extracted from 40 kilograms of soybeans?

(2) The survival rate of Chinese fir is 95%. 285 trees were planted on Arbor Day this year. How many trees have been planted?

(3) A book has 360 pages. On the first day, I read 40% of the book, and the next day, I read 25% of the book. How many pages are left?

(4) Plant 40% wax gourd on one plot, and plant tomatoes and eggplant on the rest according to the ratio of 3: 2. It is known that eggplant is planted in 0.6 hectares. How many hectares is this land?

(5) Xiaojun reads story books. On the first day, he read 42 pages, and the next day, he read 43 pages, and 83% of the whole book was still unread. How many pages does this story book have?

(6) A pile of coal uses 20 tons, and the remaining 25%. How many tons is this pile of coal?

(7) The youth farm harvested 8.5 hectares of wheat on the first day, and the next day it harvested 20% more. How many hectares were harvested the next day?

A pig farm raised 400 pigs this year, 25% more than last year. How many pigs were raised last year?

(9) Grade 6 students in Yuhua Primary School 120, 70 of whom meet the national physical exercise standards. If the "compliance rate" of grade six reaches 85%, how many students should meet the standard?

(10) A rope, cut off 60% of the total length, leaving12m. How long was the original rope?

(1 1) The length of a wire is1.2m.. After cutting off 20%, cut off another 0.2 meters. How many meters are left?

(12) 60 kilometers of expressway was built, which is exactly 70% of the total length. How many kilometers are left on this road?

(13) From A to B, the A bus covered 25% of the whole journey in the first hour, 30% in the second hour and 220 kilometers in two hours. What is the total length of A and B?

(14) A chemical raw material, the original production cost per ton was 1250 yuan, and now the cost is reduced by 20%. What is the cost per ton now?

(15) There is a canal, which was repaired in two weeks. In the first week, 55% of the total length was repaired, 480 meters more than in the second week. What is the total length of this canal?

(16) There is a shipment at the station. If 25% is transported away, the remaining 156 tons. If 9/ 16 of them are transported, how many tons will they be transported?

This farm harvested 65438+500,000 tons of wheat this year, an increase of 20% over last year. How many ten thousand tons of wheat have been added this year?

(18) Xiaogang reads a book. On the first day, he read 30% of the whole book. The next day, he read 15 fewer pages than the first day. I haven't seen half of it yet. How many pages are there in this book?

(19) A factory has three workshops. The first workshop produces 330 machine tools a month, accounting for 30% of the monthly output of the whole factory. The monthly output of the second workshop is 3/4 that of the third workshop. How many machines does the third workshop produce? Two commodities, 1, A and B, cost ***2200 yuan. A commodity pricing 20% profit, b commodity pricing 15% profit. Later, they were all sold at a 10% discount. As a result, they still made a profit 13 1 yuan. The cost of a commodity is _ _.

There are 150 fruit trees in the orchard, 90 of which are peach trees. What is the percentage of peach trees in the total number of stands?

3. There are 2352 books in the school library, of which science and technology books account for 15%. How many books are there in the school?

4. A bundle of rope, accounting for 30%, is exactly 240 meters. How long is this bundle of rope?

5. binjiang park held a chrysanthemum exhibition. 38,000 pots of chrysanthemums were exhibited, of which 65,438+0/3 were from Huang Juhua. How many other chrysanthemums are there?

6. A pile of coal, if 2/5 of this pile of coal is removed, there are still 40 tons left. How many tons is this pile of coal?

7. The bakery produced 600 cases of bread in March, which was 18% higher than that in March. How many boxes of bread were produced in April?

8. Crown Hope Primary School planted 64 pine trees this spring, less than the cypress trees planted/15. How many cypresses have been planted this year? (Equation solving)

9. A cattle farm raised 40 cows this year, 26% more than last year. How many cows were raised last year? (Equation solving)

10. Build a canal. On the first day, the total length of 1/6 was built. 200 meters were built the next day, leaving 150 meters. What is the total length of this canal?

1 1. 70% of the weight of a truck of coal plus 2.5 tons is the weight of this truck of coal. How many tons of coal is this car?

12. The garment factory planned to produce 1200 sets of garments, but actually produced 20% more than originally planned. How many sets were actually produced?

13. Dongfeng Primary School planted 108 trees in the sixth grade, which is equivalent to14 of the number of trees planted in the whole school. How many trees have been planted in the whole school? (Equation solving)

23. Shuangjiang Garment Factory completed the plan in the first half of May, and completed 62.5% of the plan in the second half. Results 0.8 1 10,000 pieces exceeded the plan. Originally planned to process tens of thousands of garments?

24. The train travels at a speed of 50 kilometers per hour and reaches its destination in 4.8 hours. If the speed increases by 20%, how many hours will it take to reach the destination?

30. There are 40 students in Class 5 1 in Xinlin Primary School, of whom 60% are girls. How many boys are there?

3 1. experimental primary school * * *, with 2450 students, today's attendance rate is 98%. How many people are absent from school today?

32. There are 30 girls and 35 boys in the sixth grade of Pioneer Primary School. What percentage of girls are in the class?

33. Yangshu Village planted 580 mu of wheat last year, and this year it planted 130% of last year's. How many acres more than last year?

34. Guangming Shoes Factory planned to produce 25,000 pairs of shoes in August, but actually produced 3,000 pairs more than originally planned, which increased the production by a few percent?

35. Guangming Shoe Factory planned to produce 25,000 pairs of shoes in August, but actually produced 28,000 pairs, which percentage increased production?

36. Yucai Middle School launched the activity of striving to be "three good students". In March, 725 people did good deeds, and in April, 783 people did good deeds. What percentage of good deeds were done in April than in March?

37. Hongxing Machinery Factory originally planned to invest 400,000 yuan, but the actual investment was 36,000 yuan less than the original plan. What percentage was saved?

38. The teaching building construction of Tongnan Middle School is planned to invest 9 million yuan, with an actual saving of 6.5438+0.8 million yuan. What percentage of the planned funds are actually used?

39. Peanut oil yield is 38%. How many kilograms of peanut kernels does it take to squeeze 1 140 kilograms of peanut oil?

40. A canteen planned to use 4 tons of coal last month, which actually saved 0.2 tons. Compared with the plan, what percentage was actually saved?

4 1. Master Wang produces 500 parts a day, and five of them are unqualified, so ask for the qualified rate.

42. Dongfeng Machine Tool Factory planned to produce 600 machine tools in April, but actually exceeded the original plan by 90. What percentage was it exceeded?

43. The planned investment for the expansion of machinery factory is 300,000 yuan, accounting for 65,438+0.20% of the actual investment. What is the actual investment?

44. There were 450 students in a certain district who participated in the math competition, among which 1 17 students won the prize. What percentage of the winners took part in the competition?

45. A steel mill produced 640,000 tons of steel last year, and this year it produced 20% more steel than last year. How many ten thousand tons of steel have been produced this year?

46. A TV set, originally 1800 yuan. Now the price of each set is reduced in 270 yuan. How much is the reduction?

47. A factory produced 620 machine tools this year, an increase of 150 over last year. How many percent more than last year?

48. An orchard produced 75 tons of apples last year, 24% higher than last year. How many tons of apples have been produced this year?

49. An orchard produced 75 tons of apples last year, 24% more than last year. How many tons of apples have been produced this year?

50. According to statistics from a school, 240 people suffered from myopia last year. As a result of active prevention and control measures, the number of people suffering from myopia this year has decreased by 60 compared with last year, by a few percent?

5 1. A unit planted 300 trees last year, but 285 trees survived, seeking survival rate.

52. A TV repairman earned 3,800 yuan in TV repair in May, and paid business tax at 3%. How much should he pay?

53. Grade five students 180, 90% of whom meet the National Physical Training Standards. What is the number of people who have reached the goal?

54. Last year, a workshop produced 1500 pieces, and this year's output increased by 120%. How many parts has it produced this year?

55. A workshop produced 1500 parts last year, and this year's output has increased to 120%. How many parts has it produced this year?

56. Star Tractor Factory produced 4,500 tractors this year, 125% more than last year. How many tractors did it produce last year?

57. Laying an oil pipeline has already been laid for 16 km, and it will take another 8 km to complete the task. What percentage is it completed?

58. In the spring tree planting activities, students in grades five and six planted 108 trees, and the trees planted in grade five were 80% of those planted in grade six. How many trees were planted in the sixth grade?

59. Qianjin Primary School purchased a batch of story books and science and technology books * * * 1200, of which story books accounted for 40%. How many books did Qianjin Primary School buy?

60. An agricultural machinery factory planned to produce 1600 small tractors, and actually produced 880 tractors in the first half of the year and 1 168 tractors in the second half of the year. What is the actual percentage of exceeding the plan?

6 1. The store sent a batch of cloth * * * 6000m, of which 25% was white cloth, 30% was black cloth, and the rest was canvas. How many meters are there?

62. A steel mill produced 5 million tons of steel this year, an increase of 25% over last year. How many ten thousand tons of steel were produced last year? (Equation solving)

63. The original price of a commodity 10 yuan, the price reduction 10%, the price increase 10%. What's the current price?

64. The number of junior students in the central primary school accounts for 45% of the total number of students in the school, and the number of senior students accounts for 25% of the total number of students in the school. There are 360 middle school students known. How many students are there in the central primary school?

65. The length of a bundle of wires is105m. How many meters for the first cut and 20% for the second cut?

66. Zhaozhuang has planted 200 trees, with a survival rate of 98%. How many trees are lifeless?

67. A factory planned to produce 52 machine tools in April, but actually produced 60. What is the percentage of excess? (The percentage numerator retains one decimal place)

68. The number of Abby Mallard chickens on the farm has increased by 25%. What percentage of chickens are less than ducks on the farm?

69. The engineering team built a canal and completed 60% of the task, leaving 862 meters. How long is this canal? (Equation solving)

70. The tractor factory completed the planned output for the whole month at the beginning of 1 month, and completed 40% of the planned output in the middle of 1 month. In the middle of last year, 650 tractors were produced. How many tractors does the tractor factory plan to produce throughout the month?

72. An engineering team built an expressway. On the first day, it built 65 meters. On the second day, the whole section of 13% was completed, and the rest accounted for 72% of the whole section. How long is this road?

73. Guangming Shoes Factory produced 28,000 pairs of shoes in August, an increase of 12% over the original plan. How many pairs of shoes were originally planned to be produced in August? (Equation solving)

74. The chemical fertilizer plant planned to produce 36,000 tons of chemical fertilizer every month, but actually completed 40% in the first half of the year and 62.5% in the second half. How many ten thousand tons have been overfulfilled this month?

75. The actual investment of Hongxing Seamless Steel Pipe Factory in expanding production scale is 2.208 million yuan, 8% less than planned. How much do you plan to invest?

79. A canal has been built for four days, averaging 35 meters a day. The repaired canal is 30% less than the rest. What is the total length of this canal?

80. What percentage of a cube with a side length of 6 cm is larger than a cube with a side length of 3 cm?

8 1. It is planned to build 1200 km expressway, and 20% of the total length will be completed in the first four days. According to this calculation, how many days will it take to complete this road?

84. The school-run company has produced 85% of the original plan. If another 3000 vehicles are produced, it will exceed the planned 15%. How many plastic boxes does it plan to produce?

86. A rope is16m long, forming a square or circle. Is the square big or the circle big? How much bigger? A car goes from A to B. If the speed is increased by 20%, it can arrive one hour earlier than the original time. If you drive at the original speed of 120km and speed up by 25%, you can arrive 40 minutes earlier. How many kilometers is it between A and B?