1. According to the statistical results of the sixth national census, the permanent population of Zhangjiajie is 147652 1, pronounced as (), and the number in the unit of "ten thousand" is () ten thousand, which is about () ten thousand after omitting the mantissa after "ten thousand".

2, 20 square decimeter = () square meter 9 tons 30 kilograms = () tons.

3. The physical fitness test of a class of students in grade six is divided into two grades: "qualified" and "unqualified", of which 45 are qualified and 5 are unqualified. The passing rate of this exam is ()%.

4. The product of two internal terms of the ratio is 20, and one external term is the smallest composite number, so the other external term is ().

Teacher Li arrived at school at 7: 30 on Monday morning and left home at 5: 30 in the afternoon. Miss Li stayed at school for * * * () hours that day.

6. Lily is sitting in the third row of the fifth group, marked (5, 3). Under the same rule, Beibei sits in the sixth row of the second group, marked ().

Of the three figures of 7.0.33 and 33.3%, the largest is () and the smallest is ().

8. A coat is sold at a 20% discount, which means ()% of the original price. I want to go to 80 yuan after a 20% discount. The original price of this coat is () yuan.

9. The ratio of the degrees of the three internal angles of a triangle is 2: 9: 7. This triangle is divided into () triangles by angle, and the degree of the minimum angle is () degrees.

10, a truck and a bus leave from A and B at the same time and go in opposite directions. When they met, the bus was 20 kilometers away from the midpoint between the two places. It is known that the speed ratio of passenger cars to trucks is 5:4, so the distance between Party A and Party B is () kilometers.

1 1, cylinders and cones with equal bottoms and equal heights, the volume of the cylinder is larger than that of the cone 12 cubic decimeter, and the volume of the cylinder is () cubic decimeter.

12, put 4 liters of oil into 300 ml vials respectively, and at least () bottles are needed to be filled with oil.

Scoring reviewer

Second, the judgment question. (5 points, 65438+ 0 point for each small question)

On the axis of 1, all negative numbers are on the left of 0, and all positive numbers are on the right of 0. ( )

2. The reciprocal of the real score must be greater than this real score. ( )

3. Dissolve 10g sugar in 10g water, and the ratio of sugar to water is1:1. ( )

4. Any two triangles with equal base and height can be combined into a parallelogram. ( )

5. Grandpa Chen took part in the darts competition of the senior citizens' sports meeting, and threw five darts, with a score of 4 1, so he had at least one dart of not less than 9. ( )

Scoring reviewer

Third, multiple choice questions. (5 points, 65438+ 0 point for each small question)

1. When the perimeters of square, rectangle and circle are equal, the area of () is larger.

A, rectangle b, square c, circle d, uncertain

2. If the radius of a circle is enlarged by 3 times, its area will be enlarged by () times.

A, 3 B, 6 C, 9 D, unable to judge

3. The following formula () containing letters can represent "the sum of three A's".

A, B, 3+a C, 3a D, none of the above answers are correct.

4. The volume of a cube with a side length of one centimeter is () cubic centimeters.

a、B、6a C、a+a+a D、

5. A part is 0.5 mm long and 10 cm long on the drawing. The scale of this picture is ().

a、 1:200 B、200: 1 C、 1:2000 D、2000: 1

Scoring reviewer

Fourth, the calculation problem. (34 points)

1, a number written directly. (8 points, 65438+ 0 point for each small question)

× = 200×50%= 2.5÷ = 0.5÷ =

×56= -80%= ÷ = 1÷ - ÷ 1=

2. Find the value of X (9 points, 3 points for each small question)

3+0.5X= 18 =60% X: =0.6:0.2

3. The calculation of parting can be simplified. (12, 3 points for each small question)

18×( + ) 37.5+45÷0.9×20%

0.75× + × 8. 15-2.76-3.24

4. Find the area of the shaded part in the right picture. (5 points)

Fifth, the operation problem. (8 points)

Draw a circle with a compass with a diameter of 4 cm. (2 points)

Mark the center, radius and diameter of a circle with letters. (3 points)

② Find the circumference of this circle. (3 points)

Sixth, solve the problem. (30 points, 6 points for each small question)

1, there are 230 story books on the shelf, plus 16 books, which is three times the number of popular science books. How many popular science books are there?

The school held a one-minute skipping contest. Wang Xiaoling jumped 180, while Zhou Lili jumped less than Wang Xiaoling. How many did Zhou Lili skip?

Aunt Zhang used 65 degrees of electricity last month, and the electricity fee was in 39 yuan. Uncle Wang's electricity bill last month was 27 yuan. How much electricity did his family use last month? (Use proportional solution)

4. At the beginning of school, Longlong deposited 1 1,000 yuan lucky money in the bank for one year, with an annual interest rate of 3.25% (excluding interest tax). How much can he withdraw after the expiration?

A railway has been repaired, and it will take 300 kilometers to repair the railway halfway. How many kilometers is this railway?

writing