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Jiangsu edition sixth grade next semester mathematics examination questions
When studying mathematics, we often choose the way of practicing test questions, because the knowledge points on the test questions are more comprehensive. The following is the sixth grade math test questions in Jiangsu for everyone, I hope it will be useful to everyone!

Jiangsu edition sixth grade next semester mathematics examination questions one

Give it a try and you can fill it up. (15)

1, a nine-digit number, the number on the highest and hundreds of digits is 6, and the others are 5. This number is omitted as ()? Wan? The mantissa at the back is probably ().

2, 270 square decimeter = () square meter 6.25 hours = () hours () minutes.

3. Divide the 2-meter-long rope into five sections on average, with each section being full () and each section being long ().

4. On the map with the scale of 1: 6000000, the distance from Shenzhen to Guangzhou is 3 cm, and the actual distance from Shenzhen to Guangzhou is about () kilometers.

5. A number =2? 3? 3, b number =5? 3? 2. The greatest common divisor of numbers A and B is (), and their least common multiple is ().

6. There are 276 female workers in one workshop, 36 more than male workers, and female workers are ()% more than male workers.

7. Cylinders and cones have equal bottoms and heights. The sum of their volumes is 12 cubic decimeter, and the volume of the cone is () cubic decimeter.

8. Xiaoli deposited RMB 65,438+0,000 in the bank for a term of 2 years, with an annual interest rate of 2.66%. When due, she can get the after-tax interest of RMB () from the bank.

9. Xiaoming ran 1200m, the time was shortened from 5 minutes to 4 minutes, and the speed was increased by ()%.

10. Draw the largest circle in a square with an area of 16 square centimeter. The area of this circle is () square centimeters.

Second, please be a fair judge. (5 points)

1, two triangles with equal areas can definitely make a parallelogram. ( )

2. An angle greater than right angle is called obtuse angle. ( )

3. A triangle has a certain height, and its base is proportional to its area. ( )

After the side length of the cube is reduced by half, the volume is reduced by half. ( )

5. 1999 The first quarter has 90 days. ( )

Third, sit in the right position. (5 points)

1, in the plan view below, the symmetry axis is the most ().

A, rectangle b, square c, equilateral triangle d, sector

2, put 20 grams of sugar into 80 grams of water, the sugar content of sugar water is ().

a、20% B、C、25% D、

3. The circumference of a big circle is twice that of a small circle, and the area of a big circle is () times that of a small circle.

a、2 B、8 C、 16 D、4

4, () can not only display numbers, but also clearly display the changes in quantity. The first network of new curriculum standards

A, bar chart b, line chart c, fan chart

5, a cylindrical wood, cut it into three sections, if the bottom area is 25 square centimeters, then the surface area of the wood will increase by () square centimeters.

a、50 B、75 C、 150 D、 100

Fourth, please calculate. (28 points)

1, please write the number directly. (4 points)

1- + = 9-0.9= 1 = 0.5- +0.5- =

8. 1+ = 72? 0.4= ( + )? 24= 7 7? =

2. Calculate with recursive equation. (Do whatever is convenient for you) (12 points)

25? 1.25? 32 99? ( - )+ ? 99

24? ( + - ) 1 1 10? [56? ( - )]

3. Solve the equation. (6 points)

2X+3? 0.9 = 24.7 x- - = 1

4. Column calculation. (6 points)

(1) A number is less than 3.6 times of 65438+0.6 times of 4.5. Find this number.

(2) (2) The number of A is 1.5 times equal to 5% of the number of B. Given that the number of A is 3.5, what is the number of B?

Five, only the comprehensive formula or equation, not calculation. (8 points)

1, a barrel of oil is used, and there are tons left. How many tons is this barrel of oil?

2. An engineering team built 64 kilometers of roads in the first five days, and spent the next seven days every day 14 meters. How many kilometers does this road repair team repair on average every day?

2. It takes 65,438+00 days for Team A and Team B to complete a project together, and 65,438+05 days for Team A to complete a project alone. After four days of cooperation between the two teams, the rest was done by Team A alone. How many days will it take?

Garden workers planted 4320 trees this year, which is more than three times that of last year. How many trees were planted last year?

Sixth, mathematics in life. (30 points)

1, Xiaohong read a book, reading 39 pages, and the rest is 7 pages more than the whole book. How many pages are there in this book?

2. One class takes three days off, and the attendance rate is 94%. Of the three people who asked for leave in the afternoon, 1 person came to the school to ask about the attendance rate in the afternoon.

3. Buy a batch of coal and plan to burn tons every day for 20 days; In fact, it saves 20% per day. How many days can it burn?

There are 39 people in Class One, Grade Six, Sunshine Primary School who go to the water park to play. They looked at the price list at the door and were discussing how to buy tickets.

Please help them design several ticket purchase schemes, which is the most economical?

Water park ticket price list

One-way ticket group ticket (10 person)

200 yuan, 25 yuan.

There are two ways to buy a house: installment payment and lump sum payment. If you pay by installment, you have to pay 16% of the selling price of this house. If you pay in full, you can get a discount of 15%. Mr. Li calculated that installment payment costs 6.5438+0.26 million yuan more than one-time payment. What's the price of this house?

Jiangsu edition sixth grade next semester mathematics examination questions two

1. Fill in the blank: (19 points)

1. A number is 5 in the hundredth place, 4 in the hundredth place, and the rest are 0. This number is written as (), and one decimal place is ().

2.6, 10, 18, 5 1, () is both a composite number and an odd number. () and coprime.

3. Choose three numbers from 0, 4, 5, 8 and 9 to form a number divisible by 3. The largest of these figures is (), and the smallest is ().

4. The quotient of A divided by B is 10, the sum of A and B is 77, A is () and B is ().

The distance traveled by a bicycle wheel rolling forward for two weeks is one meter, the circumference of the wheel is () meters, and the diameter is () meters.

6. Among 50 cases infected with SARS in a certain area, 12 were medical personnel, accounting for ()%. The ratio between the number of infected medical staff and other infected people is ().

7. Li Ming bought a 4000 yuan Treasury bill with a fixed term of three years and an annual interest rate of 2.89%. After the expiration, he donated the interest to? Project Hope? Support poor children. Li Xiang donated yuan? Project Hope? () yuan.

8. The scale of a map of China is1:4,500,000, and it is rewritten as a line segment with the scale of (). On this map, the distance from Nanjing to Beijing is 20.4 cm, and the actual distance from Nanjing to Beijing is () kilometers.

9. The side length of a cubic object is 2 decimeters. Wrap four such objects with paper, at least () square centimeters of paper. (Overlap ignored)

10. Put seven red pencils and three blue pencils in a bag, and you can touch 1 at one time, so you can touch 10000 times, accounting for ()% of the total number of times, and there will be about () red pencils when you touch them once.

Second, the choice: (7 points)

1. In the following fractions, () cannot be reduced to a finite fraction.

① 7/28 ② 13/40 ③ 9/25 ④ 8/ 15

2. There are more boys than girls 1/4, and the ratio of male to female is ()

① 1:4 ②5: 1 ③5:4 ④4:5

3. In the following questions, two related quantities are directly proportional ().

① The perimeter of an equilateral triangle and the length of either side ② The volume of the cone remains the same, and the base and height are the same.

③ The side length of the cube is fixed, the volume and bottom area of the cube ④ Interest and interest rate.

4. Estimate 7. 18? 5.89, the error is small ()

①8? 6 ②7? 6 ③7? 5 ④8? five

5. The ratio of expanding the sides of a cylinder into an equal quadrilateral to expanding into a rectangle is ().

① Smaller area and longer weeks ② Equal area and longer weeks.

③ Equal area and smaller circumference ④ Equal area and longer circumference.

6. When using peracetic acid for disinfection, the disinfection water should be prepared according to 1: 200. Now he puts 0.3 kg of peracetic acid solution into 50 kg of water. In order to make the disinfection water meet the requirements, it should be ()

① Add 0.2kg of liquid medicine ② Pour out 5kg of liquid medicine.

③ Add10kg of water ④ Add 20kg of water.

7. Draw the largest semicircle in a rectangle 5 cm long and 3 cm wide. The circumference of this semicircle is () cm.

①9.42 ② 18.84 ③ 14.42 ④ 12.85

Third, judge whether the following statement is correct. (6 points)

1. Supplement? 0? Or remove it? 0? The size of the decimal remains the same. ( )

2. Xiaoming said:? My cousin was born on February 29th. 1998. ? ( )

3. The natural number including divisor 2 must be even. ( )

4. Both sides of the corner are line segments. ( )

The product of any two numbers is greater than their quotient. ( )

6. The quantity of A is 25% less than that of B, and the ratio of A to B is 3∶4. ( )

Fourth, calculation.

1, write directly. (5 points)

15? 3/20= 2/3? 0.5? 2= 1 3/4+0.25= 0. 1? 1%= 2.5? 5=

2/5? 1/ 10= 2/3? 1/4= 4. 1? 1.3= 2.8? 4/7+ 1.2= 3.5? 9+3.5=

2. Find the unknown X. (12 points)

3/5: 12= 1/2:X X? 0. 15X=8.5 3.6:X=2/3

Verb (abbreviation of verb) application questions (1-9 4 points for each question, 10 9 points for each question)

1,,a? 84? The wrapping paper of the disinfectant says that when cleaning the bathtub, the stock solution and clean water should be prepared according to 1: 300. Li Nainai poured out10g of this disinfectant. How many kilograms of water does it take to clean the bathtub? (Use proportional solution)

3. It takes 12 hours for Party A to complete a manuscript alone, and 15 hours for Party B to complete it alone. B typed for five hours first, and A typed the rest of the manuscript. How many hours will it take to finish typing?

4. Aunt Wang's cabinet air conditioner is 0.4m long, 0.2m wide and 1.7m high. In order to prevent dust, Aunt Wang is going to cover this air conditioner with a rectangular cover made of cloth. Please help her figure out how many square meters of cloth is needed to make this cover. (Seam * * needs 0.2 m2 of cloth).

For the sake of students' health and safety, the school provides each resident with a water cup, 3 yuan, Dayang Mall and Baihui Mall, with a 10% discount for each water cup. Buy eight and get one free? . The school wants to buy 180 water cups. Would you please make a chess piece? Staff officer? Do the math: which is more cost-effective? Please write down your reasons. (5%)

6. Both Party A and Party B walk in the same direction at the same time. Party A walks 100 meters per minute, and Party B walks 120 meters per minute. 12.5 minutes later, the distance between them is150m. How many meters is there between A and B?

7. A rectangular reed mat with a length of12.56m and a width of 3m is enclosed in a cylindrical grain depot with the length as the bottom (not counting the combined consumption). What is the volume of this closed grain depot?

8. A township built a canal. 50% of the total length of the first phase and 35% of the total length of the second phase, leaving 80 meters. How long is this canal around the mountain?

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