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# Civil servants "Quantitative Relations" daily practice test (January 7, 2020-1889)

Multiple choice

A. 15 cm

B. 18 cm

C. 24 cm

D. 30 cm

2: 19, 18, 26, 24, 33, 30, 40, ()

Multiple choice

A. 32

B. 34

C. 36

D. 38

3: A, B, C, D, and E are 5 different integers. The sum of the two adds up to 8 different values, which are 17, 25, 28, 31, 34, 39, 42, 45, How many of these 5 numbers are divisible by 6 ()

Multiple choice

A. 0

B. 1

C. 2

D. 3

4: 0.2, 6.8, -0.8, 5.8, -1.8, 4.8, (), 3.8

Multiple choice

A. -2.8

B. 3.8

C. -4.8

D. 5.8

5: 2, 4, 4, 8, 16, ()

Multiple choice

A. 48

B. 64

C. 128

D. 256

6: 0.1, 3.1, 10.1, 25.1, ()

Multiple choice

A. 46.1

B. 50.1

C. 54.1

D. 56.1

7 :.

Multiple choice

A.

B.

C.

D.

8: Of the 24 employees in a unit, 11 are women and 16 are married. Six of the sixteen married women. How many unmarried men are in this unit? ()

Multiple choice

A. 1

B. 3

C. 9

D. 12

9: 1,1,3 / 4,4 / 8, ()

Multiple choice

A. 5/16

B. 8/16

C. 6/32

D. 16/32

10: 1, 3, 12, 60, 360, ()

Multiple choice

A. 1080

B. 2160

C. 2165

D. 2520

11: Xiaoming tossed a coin three times in a row, and observed whether the upward side was literal or flower side. Could you please help him figure out all the possible results?

Multiple choice

A. 8

B. 6

C. 4

D. 10

12: Xiao Wang bought 1,000 shares of A and B shares at the same price of 10 yuan per share. Thereafter, A shares fell by 5% and then rose by 5%, and B shares rose by 5% and then fell by 5%. If Xiao Wang has not bought or sold these two stocks during this period, the market value of these 1,000 stocks is now ()

Multiple choice

A. 10250 yuan

B. 9975 yuan

C. 10,000 yuan

D. 9750 yuan

13: A and B start from the same starting point in the same stadium. A runs at a speed of 200 meters per minute. B walks. When A passes 5 times for B, B completes the third lap, and 1 minute later, A How many meters in front of B ()

Multiple choice

A. 105

B. 115

C. 120

D. 125

14: -3,12,25 / 3,42 / 5, ()

Multiple choice

A. 73/9

B. 89/11

C. 9

D. 10

15: 1, 5, 20, 60, ()

Multiple choice

A. 80

B. 100

C. 160

D. 120

16 :.

Multiple choice

A. 2

B. 4

C. 5

D. 6

17: 1, 3, 12, 60, 360, ()

Multiple choice

A. 1080

B. 2160

C. 2165

D. 2520

18: A and B start from A and B at the same time, proceed oppositely and proceed at a uniform speed. If each person advances at a certain speed, they will meet in 4 hours; if they each walk 1 km less than the original plan, they will meet in 5 hours. Then the distance between A and B is ()

Multiple choice

A. 40 km

B. 20 km

C. 30 km

D. 10 km

19 :.

Multiple choice

A. Option 1

B. Option 2

C. Option 3

D. Option 4

20: 16, 23, 9, 30, 2, ()

Multiple choice

A. 37

B. 41

C. 45

D. 49

twenty one:.

Multiple choice

A..

B..

C..

D..

22: 128, (), 8, 2, 4, 1/2

Multiple choice

A. 64

B. 55

C. 16

D. 28

23: A and B set out from A and B at the same time, proceed opposite each other and proceed at a uniform speed. If each person advances at a certain speed, they will meet in 4 hours; if they each walk 1 km less than the original plan, they will meet in 5 hours. Then the distance between A and B is ()

Multiple choice

A. 40 km

B. 20 km

C. 30 km

D. 10 km

24: A unit purchases a batch of saplings and plans to plant trees on both sides of the road. If one tree is planted every 5 meters, the entire section can be covered, but there are 20 saplings left in this batch. If a tree is planted every 4 meters and the distance between the last two trees at the end of the road is 3 meters, this batch of saplings can cover the entire road section. The length of this road is () meters?

Multiple choice

A. 195

B. 205

C. 375

D. 395

25: -1, 2, 1, 8, 19, ()

Multiple choice

A. 62

B. 65

C. 73

D. 86

26 :.

Multiple choice

A.

B.

C.

D.

27: Research shows that a disinfectant contains a bactericidal substance. If used according to regulations, the content of this substance is highest in the environment 1 hour after use (6 mg per liter of air), and then gradually reduced. The content of this substance is reduced to 3 mg per liter of air. When the content of the substance in the air is not less than 4 mg, there is a bacteriostatic effect, so the time for which the bacteriostatic effect can be sustained after using this disinfectant (). (Assuming that the release and dilution of the substance in the environment is uniform)

Multiple choice

A. 4 hours and 20 minutes

B. 5 hours

C. 5 hours and 30 minutes

D. 6 hours

28: -3, -16, -27, 0, 125, 432, ()

Multiple choice

A. 345

B. 546

C. 890

D. 1029

29: Both A and B set off from somewhere on the lakeside at the same time and go in the opposite direction. A takes a 10-minute break every 50 minutes and a 5-minute break every 1 hour. It is known that the circumference of the lake is 21 kilometers, and the walking speeds of A and B are 6 km / h and 4 km / h, respectively. The time it takes for the two people to meet from the first departure is ()

Multiple choice

A. 2 hours and 10 minutes

B. 2 hours 22 minutes

C. 2 hours and 16 minutes

D. 2 hours and 28 minutes

30: 2, 4, 0, -16, -50, ()

Multiple choice

A. －104

B. －108

C. -125

D. －128

31 :.

Multiple choice

A. 6

B. 8

C. 10

D. 12

32 :.

Multiple choice

A. 18/11

B. 21/11

C. 23/11

D. 36/23

33 :.

Multiple choice

A. 24

B. 36

C. 54

D. 108

34 :.

Multiple choice

A. 24

B. 36

C. 54

D. 108

35: A row of benches has a total of 65 seats, and some of them are already seated. Now another person is going to find a place to sit, but this person finds that no matter how he chooses the seat, he will be next to the person who is already seated. Ask at least how many people have been ()

Multiple choice

A. 13

B. 17

C. 22

D. 33

36: As shown on the right, △ ABC is an isosceles right triangle, AB = 12, the length of AD is twice that of CD, and the ratio of the area of the quadrilateral EBCD to △ AED is 3: 2. )

Multiple choice

A. 6.9

B. 7.1

C. 7.2

D. 7.4

37: 0, 6, 24, ()

Multiple choice

A. 48

B. 60

C. 72

D. 96

38: The pharmaceutical factory uses an electric grinder to grind a batch of dried traditional Chinese medicine into medicine powder. The director of the plant decided to add a number of manual grinders to assist the operation starting from 10 am. He estimated that if 2 more were added, it would be 8 pm. Completed, if adding 8 units, it can be completed at 6 pm. Ask how many units you need to add if you want to complete at 3pm ()

Multiple choice

A. 20

B. 24

C. 26

D. 32

39: A shopping mall sells a certain product. In the first month, the purchase price of this product is increased by 20% as the sales price, and a total of 6,000 yuan is profitable. In the second month, the shopping mall engages in promotional activities and increases the purchase price of the product by 10% At the sales price, the sales volume in the second month increased by 100 pieces compared with the first month, and the mall made a profit of 2,000 yuan more in the second month than in the first month. The number of items sold in the second month of this product is:

Multiple choice

A. 270

B. 260

C. 170

D. 160

40: Given that the inverse of the three prime numbers is 671/1022, the sum of the three prime numbers is ()

Multiple choice

A. 80

B. 82

C. 84

D. 86

Parsing

2: Answer C

Parse C. This question is a multiple sequence, which belongs to the cross multiple. It is found that the even term is an equal difference sequence with a tolerance of 6, and the odd term is an equal difference sequence with a tolerance of 7. The calculated answer is 30 + 6 = 36. Therefore, the answer to this question is option C.

3: Answer C

Parsing

4: Answer A

Parsing

5: Answer B

Parsing

6: Answer D

Parsing

7: Answer A

Parsing

8: Answer B

Parse B. From the question, we can find that there are 24-16 = 8 unmarried employees in the unit and 11-6 = 5 unmarried females. Therefore, among unmarried employees, 8-5 = 3 males, so choose B.

9: Answer A

Parsing

10: Answer D

Parsing

11: Answer A

Parse A. There are 2 possibilities for each throw, and the total situation is.

12: Answer B

Parse B. The market value of 1000 shares is: 10 × 1000 × (1-5%) × (1 + 5%) = 10000 × (1-5% + 5% -5% × 5%) = 9975 (yuan), so B Item was elected.

13: Answer D

Parsing

14: Answer C

Parse C.

15: Answer D

Parse D. Dividing the latter term into the previous term yields 5, 4, 3, and (2). This is an arithmetic sequence with a tolerance of -1, so the answer is 60 × 2 = 120, so choose D.

16: Answer C

Parse C.

17: Answer D

Parsing

18: Answer A

Parsing

19: Answer D

Parse D. This is a series of fractions and belongs to the topic of the overall observation method: feature (1) the product of the previous numerator and denominator is equal to the next denominator by fraction, so the denominator of the vacant term is 23 × 210 = 4830; feature (2) the previous The difference between the denominator molecules is equal to the numerator of the latter fraction, so the numerator of the vacant term is: 210-23 = 187, so the answer to this question is option D.

20: Answer A

Parsing

21: Answer C

Parsing.

22: Answer C

Parsing

23: Answer A

Parsing

24: Answer A

Parsing

25: Answer A

Parse A.

26: Answer B

Parsing

27: Answer A

Parse A. The duration is divided into two stages, from 0-6 stages: because the release and dilution process is uniform, 0-6 is 1 hour, so 0-4 is 2/3 hours, 4-6 is 1/3 hours That is, 20 minutes; in the 6-4 stage, it is reduced to 3 mg from 7 hours after the use of the question. As can be seen from the figure below, it decreases by 0.5 every hour and 4 mg after 4 hours. Hours, 4 hours and 20 minutes. Answer A.

28: Answer D

Parsing

29: Answer B

Parsing.

30: Answer B

Parsing

31: Answer B

Parsing

32: Answer A

Parsing

33: Answer B

Parse B. The middle number is the least common multiple of the surrounding four numbers, so the unknown is 36.

34: Answer B

Parse B. The middle number is the least common multiple of the surrounding four numbers, so the unknown is 36.

35: Answer C

Parse C. In order to make this person always have someone around him, the original seat should have no more than 2 spaces in the middle and no more than 1 space in the middle and no more than 1 space. If there is a person in the first seat, there will be one person in every three seats, so there are 21 people from the first seat to the 63rd seat, and the last two seats must have another person to guarantee this. There are always people around when people sit down, so there are at least 21 + 1 = 22 people.

36: Answer C

Parsing

37: Answer B

Parse B.

38: Answer C

Parse C. Assume that there were x grinders in the past. Since the amount of Chinese medicine to be ground is constant, 10: (x + 2) = 8 (x + 8), x = 22 units, and the amount of Chinese medicine is 10 (x + 2) = 240, to be completed at 3 pm requires 240 ÷ 5 = 48 units, that is, 26 units need to be added.

39: Answer D

Parse D.

40: Answer B

Parsing

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Multiple choice

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Multiple choice

A.10

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C.8

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Multiple choice

A.48

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C.72

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