Mathematics graduation examination questions of sixth grade in primary school

Second, think hard and fill in the blanks correctly. (***3 1 min)

1 305.06 million, rounded to 1 100 million, recorded as 1 100 million.

2, 6.996 keep two decimal places is _ _ _ _ _ _ _.

3. The decimal unit of1is that it has such a decimal unit.

4.3: 00,15min = 8.05t = kg.

5, = 24: = 20 =% = (decimal)

What is the largest number in 6.6.33, 6. 63% and 6.3?

7. A chicken and a rabbit live in the same cage, with 20 heads and 54 legs. There are _ _ _ _ chickens.

8. On the map with the scale of 1:40000, the distance between the two places is 6 cm, and the actual distance between the two places is meters.

9. If a cube with a length of 3 decimeters is cut into the largest cylinder, the surface area of this cylinder is square decimeters.

10, one side of the square is reduced by 30%, and the other side is increased by 3 meters to get a rectangle, which is equal to the area of the original square. Then, the area of a square is _ _ _ _ square meters.

1 1, (as shown on the right) On the clock face, the minute hand rotates 30 around the O point to indicate that the time has passed _ _ _ _ _.

Points; /kloc-After 0/5 minutes, the minute hand rotates _ _ _ _ degrees around the O point.

12, observing objects from _ _ _ _ _ _; Starting from _ _ _ _ _

What you see is; What can be seen from the _ _ _ _ _ _ plane is.

13, observe the right picture. The school is _ _ _ _ _ _ _ _ () degrees away from Xiaoming's home, and the distance is about _ _ _ _ _ _ _ meters.

14. Mark the points A (3,4), B (7,3), C(9, 1) and D (4,3) in the above figure, and then connect them into a closed graph, which is a _ _ _ _ _ _ _ _ _.

The weights of five students in class 15 are: Xiaojun 23kg, Xiao Qiang 2 1kg, Xiao Bing 25kg, Xiao Li 24kg and Xiao Hong 22kg. If their average weight is 0, the weight records of these five students are as follows: Xiaojun _ _ _ _ _, Xiao Qiang _ _ _ _ _, Xiao Bing _ _ _ _ _ _ _ _ _, and Xiao Li _ _ _ _ _ _ _.

Third, carefully scrutinize and analyze. (Put √ in brackets for the right and × for the wrong) (* * 4 points)

1. Mix 10 red, blue and yellow together. If you close your eyes, take out at least 20 at a time, and make sure there are two of the same color. ………………………( )

2. The height of a cuboid is constant, and its volume is proportional to the bottom area. …………………………( )

3. The product of any two prime numbers must be a composite number. …………………………………………( )

There are six big months and six small months in a year. ……………………………………………( )

Fourth, compare repeatedly and choose carefully. (Fill in the correct answer serial number in brackets) (4 points)

1, touch a ball from the following three boxes, and it is most likely to touch the red ball from the () box.

2. The following () can be converted into a finite decimal.

① ② ③

3. The following statement is incorrect ().

The radius of a circle is 2 cm, and the circumference and area are not equal.

(2) The number A equals the number B, so the number A is greater than the number B..

③ It takes 65,438+00 minutes to saw a piece of wood into 5 segments and 20 minutes to saw it into 65,438+00 segments.

4, a square with a side length of 2 decimeters, if a small square with a side length of 2 cm is cut off at each of the four corners, then its circumference is ().

① Decrease ② Constant ③ Increase

Five, careful operation, careful painting. (***6 points)

Sixth, apply knowledge to solve problems. (***26 points) (6+6+4+4+6)

1, only column types are calculated, not calculated.

(1) Xiao Xin's home is 290 meters away from school. One day, after walking 50 meters to school, he found that he didn't bring his pencil case. He went home to get the pencil box, and then went to school. So how many meters did he walk from home to school?

Column type:

(2) Li Ming scored an average of 84 in Chinese, mathematics and science exams, 96 in known mathematics and 80 in Chinese. What's the science score?

Column type:

(3) A city sports meeting prepared 752 gold medals as planned. In order to leave room, it actually made 8 10 gold medals. What is the percentage of actual output exceeding the plan?

Column type:

As the picture shows, the distance from village D to city B is 25 kilometers.

(3) According to this route, what is the distance from village D to city A?

5. China is one of the countries with relatively poor water resources. In order to strengthen citizens' awareness of water saving and make rational use of water resources, many cities adopt price control and other means to achieve the purpose of water saving. A city has set the following standards for water charges: when the monthly water consumption of each household does not exceed 6 cubic meters, the water charges are based on the "base price"; When it exceeds 6 cubic meters, the part that does not exceed is still charged according to the "base price", and the part that exceeds is charged according to the "adjusted price".

The water consumption and water charges of a household in this city in March and April this year are shown in the following table:

Monthly water consumption (cubic meters) and water fee (yuan)

3 5 12

4 9 32.4

If the water consumption of this family is 8 cubic meters in May, please calculate the water fee of this family in May.

Principal: Zeng Meifeng (Nanshan Central School) Respondent: lph Peng Ranxin | Band 6 | 2011-6-14: 28.

Study hard is the real answer: haikouit 123 | Level 1 | 2011-6-15:18.

It's really hard to answer: Bao Dao Rice | Level 1 | 201-6-218: 27.

The exam is to get a real result. Respondents: enthusiastic users | 2011-6-421:24

I want the graduation math test paper for the sixth grade of primary school. Do you? Respondents: enthusiastic users | 2011-6-610:1.

Just review the questions, you don't have to do them at all. Respondent: 870 15 1 | Level 1 | 201-6-819: 25.

First, pay attention to examination and be careful. (***29 points)

1, a number written directly. (6 points)

30-29.02= 0.98 0.4×0.4= 0. 16 3.6×25%=0.9 1÷0. 1- 1×0. 1=90 + ÷ = × = 12.5÷0.5=25

298+405≈ 703 802-396 ≈ 406 38×5 1≈ 1938 432÷48≈9

2. Find the unknown χ. (6 points)

χ+8×0.5= 16 χ: = 14:

3. Calculate by your favorite method. (Please fill in a number you like first and then use ★( 12 points) to calculate the topic.)

75×6 +25×4 ( + )÷

=450+ 100

=550

4.5×4-4 14÷23 ★ 10-47 -(35- 15)

= 18- 18

=0

4. Only column types are calculated, but not calculated. (2 points)

Second, think hard and fill in the blanks correctly. (***3 1 min)

1, 305,060,000, written as 305,006,000, rounded to 1 100 million (300 million).

2, 6.996 keep two decimal places is _ _ _ 7.00 _ _.

3. The decimal unit of 1 is one, and it has1such decimal units.

4.3: 00,15min = 3.15hr, 8.05t = 8050kg.

5,4: 5 = 24: 30 =16 ÷ 20 = 80% = 0.8 (decimal)

6.6.33 has the largest number, 6. 63%, 6.3 is 6.33.

7. A chicken and a rabbit live in the same cage, with 20 heads and 54 legs. There are __ 13__ chickens.

8. On the map with the scale of 1:40000, the distance between the two places is 6 cm, and the actual distance is (2400) meters.

9. If a cube with a length of 3 decimeters is cut into the largest cylinder, the surface area of this cylinder is 1 1.565 decimeters square.

10, one side of the square is reduced by 30%, and the other side is increased by 3 meters to get a rectangle, which is equal to the area of the original square. Then, the area of a square is _ _ 9 _ _ square meters.

1 1, (as shown on the right) On the clock face, the minute hand rotates 30 around the O point to indicate that the time has passed _ _ _ _ _.

Points; /kloc-After 0/5 minutes, the minute hand rotates _ _ _ _ degrees around the O point.

12, observing objects from _ _ _ _ _ _; Starting from _ _ _ _ _

What you see is; What can be seen from the _ _ _ _ _ _ plane is.

13, observe the right picture. The school is _ _ _ _ _ _ _ _ () degrees away from Xiaoming's home, and the distance is about _ _ _ _ _ _ _ meters.

14. Mark the points A (3,4), B (7,3), C(9, 1) and D (4,3) in the above figure, and then connect them into a closed graph, which is a _ _ _ _ _ _ _ _ _.

The weights of five students in class 15 are: Xiaojun 23kg, Xiao Qiang 2 1kg, Xiao Bing 25kg, Xiao Li 24kg and Xiao Hong 22kg. If their average weight is 0, the weights of these five students are: Xiaojun _+23__, Xiao Qiang +2 1 _ _ _, Xiao Bing _+25__, Xiaoli _+24 _ _, Xiaohong _+22 _ _.

Third, carefully scrutinize and analyze. (Put √ in brackets for the right and × for the wrong) (* * 4 points)

1. Mix 10 red, blue and yellow together. If you close your eyes, take out at least 20 at a time, and make sure there are two of the same color. ................................. (error)

2. The height of a cuboid is constant, and its volume is proportional to the bottom area. .................................... (error)

3. The product of any two prime numbers must be a composite number. ............................................ (error)

There are six big months and six small months in a year. ..................................................... (error)

Fourth, compare repeatedly and choose carefully. (Fill in the correct answer serial number in brackets) (4 points)

1, if you touch a ball from the following three boxes, you are more likely to touch the red ball from the same box.

Red ball 9

Black ball 9'

Blue ball 9

2. The following (2) can be converted into a finite score.

① 3.33% ② 9.87 ③ 76.87%

3. The following statement is incorrect (1.2).

The radius of a circle is 2 cm, and the circumference and area are not equal.

(2) The number A equals the number B, so the number A is greater than the number B..

③ It takes 65,438+00 minutes to saw a piece of wood into 5 segments and 20 minutes to saw it into 65,438+00 segments.

4. A square with a side length of 2 decimeters, if a small square with a side length of 2 cm is cut off at each of the four corners, its circumference is (3).

① Decrease ② Constant ③ Increase

Five, careful operation, careful painting. (***6 points)

Sixth, apply knowledge to solve problems. (***26 points) (6+6+4+4+6)

1, only column types are calculated, not calculated.

(1) Xiao Xin's home is 290 meters away from school. One day, after walking 50 meters to school, he found that he didn't bring his pencil case. He went home to get the pencil box, and then went to school. So how many meters did he walk from home to school?

Column type:

290+(50+50)=390

(2) Li Ming scored an average of 84 in Chinese, mathematics and science exams, 96 in known mathematics and 80 in Chinese. What's the science score?

Column type:

84x3=252

252-(80+96)=76

(3) A city sports meeting prepared 752 gold medals as planned. In order to leave room, it actually made 8 10 gold medals. What is the percentage of actual output exceeding the plan?

Column type:

(8 10-752) divided by 8 10=

As the picture shows, the distance from village D to city B is 25 kilometers.

According to this route, China is one of the countries with relatively poor water resources in D village. In order to strengthen citizens' awareness of water saving and make rational use of water resources, many cities adopt price control and other means to achieve the purpose of water saving. A city has set the following standards for water charges: when the monthly water consumption of each household does not exceed 6 cubic meters, the water charges are based on the "base price"; When it exceeds 6 cubic meters, the part that does not exceed is still charged according to the "base price", and the part that exceeds is charged according to the "adjusted price".

The water consumption and water charges of a household in this city in March and April this year are shown in the following table:

Monthly water consumption (cubic meters) and water fee (yuan)

3 5 12

4 9 32.4

If the water consumption of this family is 8 cubic meters in May, please calculate the water fee of this family in May. Answer: Go, I am 23 | level 1 | 2011-6-10 20: 25.

Even if I know, it's not necessarily for the respondent: enthusiastic netizen | 2011-6-110: 29.

First, carefully scrutinize and analyze. (Tick "√" in brackets for correctness, tick "×" for error, ***4 points)

1, because 28 = 4×7, 4 and 7 are prime factors of 28. ………………… ( )

2. The volume of cuboid, cube and cylinder can be calculated by V = Sh. ………………( )

3. If 4a=3b, then a: b = 4: 3. …………………………………… ( )

4. In the first quarter of 2008, there were 9 1 day. ………………………………………… ( )

Second, compare repeatedly and choose carefully. (Fill in the serial number of the correct answer in brackets, ***6 points)

1, and () in,,, can be converted into finite decimals.

( 1)2 (2)3 (3)4

2. In the figure below, the symmetry axis is the least ().

(1) square (2) rectangle (3) equilateral triangle

3. Observing the following formula, the product closest to 49×26 is ().

( 1)50×30 (2)50×20 (3)50×26

4. It is known that the two angles of a triangle are acute angles, and this triangle ().

(1) is an acute triangle; (2) is a right triangle.

This is an obtuse triangle. (4) Not sure what triangle it is.

5. The germination test used 98 seeds, all of which germinated, and the germination rate was ().

( 1)98% (2)2% (3) 100%

6, through the review of "integer and decimal", you think the following statement is incorrect ().

The natural numbers (1) less than 2 are 1 and 0 (2)4.895, and the reserved two decimal places are 4.90.

(3) Two composite numbers must not be prime numbers (4)☆ο△= 9...6, and the minimum increment is 7.

Third, carefully examine the questions and fill in the blanks. (***24 points)

1. The total industrial and agricultural output value of Danyang in 2005 was 8,970.5 million yuan. This number is written in yuan, and the mantissa after "100 million" is about 100 million yuan.

2.3: 00, 15 minutes = 4.05 hectares = hectares square meters.

3,6: () =18 ÷ 30 = ()% = () process

The decimal unit of 4 is that at least one of these units is exactly an integer.

5, think about it, you do an eye exercise for about minutes; It is estimated that the coin of "1 yuan" has been thrown several times, and the number of times when "1 yuan" literally goes up is about ()%.

6. A project, Party A 10 days, Party B 12 days, two teams can complete in 5 days.

7, 6 and are all prime numbers, and the least common multiple of 6 and is 30.

The ratio of 8 to: is, and the simplest integer ratio is.

9. The original price of an air conditioner in Vantage Department Store is 2500 yuan, and now it is 20% off. Now each set is only RMB.

10, conical sand pile, with a bottom diameter of 4m and a height of1.5m.. The volume of this sand pile is cubic meters.

1 1, the following figure is the statistical table of fertilizer output of permanent fertilizer plant in 2005. Fill in the blanks with pictures:

(1) This is a statistical chart.

(2) More tons were produced in the second half of the year than in the first half.

(3) The average production of chemical fertilizer tons per quarter.

(4) What other information did you see? (Write at least 2 articles)