The sixth grade graduation examination paper elementary school mathematics simulation.

Total class name

I. Fill in the blanks (20 points)

& gt The fractional unit is the simplest appropriate fractional sum ().

2, said the distance of 72 kilometers on a scale of 400000 map, the map should be drawn () cm.

3. Xiaohong deposited 65438+ 10/demand deposit in 600 yuan in June this year, with a monthly interest rate of 0.3 1 5% and six-month interest (after tax).

4. Chart style.

() - ()=()

5 1.75 = () square meter square decimeter square meter = ()

Xiaodong bought five exercise books and paid the bill with 20 yuan money. Should be restored ().

7,3.5: The simplest integer ratio is (), and these two components make up the ratio (%).

8. The degree ratio of three angles of a triangle is 1:2: 1, and this triangle is a triangle.

The picture on the left is (), which is easy to reflect ().

10, a cubic container with a side length of 4 cm is filled with water, and it is poured into a cylindrical container with a depth of 8 cm, and only the area (square cm) of the cylinder is filled at the bottom.

Judge.

1( 10), and the quality factor of 24 decomposition is 24 =1× 2× 6. ()

2, which is equal to the surface area and the side length of the volume of a 6 cm cube. ()

3. Two ropes with the same length are cut off, but the instrument cannot only use the remaining rope. ()

4. After adding or deleting decimal points, the size of decimal points remains unchanged. ()

5, these two numbers are a prime number, and these two numbers are prime numbers. ()

Selection (10 score)

25, B 30, A is more than B (more)

①5%②25%③30%

Xiao Ming planed out the cone model, the cylinder at the bottom and so on with the wood block of a 54 cubic centimeter cylinder. He cut off the outline of a cubic centimeter.

( 1) 18②36 ③27

The red scarf weather station measures the temperature every two hours to display the image of the day. In some cases, temperature fluctuations should lead to () chart is the most suitable.

① A broken line ② ③ A fan

4. The angle of drawing the plan of mechanical parts on the large drawing of 1:20 is 40 degrees. This angle is the actual () degree.

①②40③800

5. Wire cutting is divided into two parts, the first part is the meter length, and the second part is the full length, and then compare the lengths of the two lines of the result br/ >; ① The first paragraph ② The second paragraph ③ equals ④ These two parts cannot be compared.

Calculated. (20 points)

1, compare and see who is serious and who is accurate. Easy to calculate. (6 points)

(+ - )×72÷+× - (+)

2. Find the unknown X. (6 points)

12-5X = 6 =:=

3, the problem of words. (8 points)

1, and the ratio of 25% is less than 1.2. What is the number?

2. Besides the differences between them, how many enterprises are there?

, management, use. ( 10)

Is the area of parallelogram equal to the known area? Rectangular and triangular, respectively, in the box below. (4 points)

Measure the relevant data to determine the actual area? Triangular land. Scale: (number of centimeters reserved for measurement results) (6)

Knowledge and problem-solving ability.

1(30 minutes), a pile of coal, originally planned to burn 3 tons a day, can burn 96 days, because changing the furnace, a day saved 0.6 tons, how many days will this pile of coal burn? /a & gt；

& ltBR (6)

2. What is the area of conical sand bottom? 314m2,1.5m high. Road width is10m. This pile of sand is filled and 5 cm thick. Can you fill it far? (6)

Three away teams, A, B and C, completed their away trip. The following is a conversation between three captains:

A captain said, "We have finished half the task.

Captain Acetate said: We repaired120m.

Captain: We assume 30% of the total length.

According to the above information, how many meters is this road? (6 points)

Teacher Chen of the school, a stationery store with average service quality, bought the same pen 28 and paid 448 yuan. On this basis, if Chen wants to buy 20 identical pens, he will take 800 yuan with him. Is this enough for you? (6 points)

Students, do you know that we are building Taoyuan Airport in Fenggang, Nankang? The following excerpts are taken from the map of future passenger throughput (i.e. passengers) "expected" after the completion of Taoyuan Airport. (6 points)

Your photos to complete the following questions:

The passenger throughput of the new airport used in (1)20 10 is expected to be () times that of 2008.

(2) Growth (%) In 2020, the passenger throughput is expected to exceed 20 10 years. (Keep one decimal place before the percent sign)

(3) What is the trend of airport passenger throughput in the future? How do you think?