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Mathematics in the fourth grade of primary school, the first volume of application questions Douding online celebrity Yan clothing factory
1, Hongyan Clothing Factory produces 240 sets of clothes in five days. How many sets of clothes can China produce in June?

The cement was delivered to the construction site in the morning, with 65 tons. The distance in the afternoon is more than that in the morning 15 tons. How many tons of water wine were delivered this day?

There is a pile of yellow sand. I transportation 18 tons. What is the rest for? Every car has been transported, and 6 million cars are transported every year. How many tons is this pile of yellow sand?

4. There is a pile of yellow sand, one *** 1 16 tons. Shipment first 18 tons, and the rest will be transported by car. How many tons does each car transport on average?

5. Two coaches of Party A and Party B leave from AB at the same time. Coach A runs at 58 kilometers per hour, coach B runs at 49 kilometers per hour, and the round-trip trains meet for 8 hours. Find the distance between AB and other places.

6. The train traveled 204 kilometers in two hours. At this speed, the railway from Guangzhou to Beijing is 2346 kilometers long. How many hours will it take?

7.2400 zero-sex molds were originally processed in the basic workshop for 8 hours, and 5600 similar parts can be processed in the same time after transformation. How many parts can be processed in the next hour than before?

8. Xiaohong reads story books, reading 15 pages every day and 12 days. If you read 20 pages a day, how many days can you finish it? How many pages should I read every day if I am required to finish reading in 6 days?

9. There is a rectangular orchard. Its length is 80 meters and its width is 35 meters. What is the area of the whole orchard? If you want to put an arrow fence around the orchard, what is the length of the fence?

10, 328 students from chengguan primary school visited the agricultural science and technology demonstration park for five days, and 48 students have already visited it. The remaining 20 people need a bus. How many buses do you need?

1 1, there are some potted flowers in the school. If you put three golds in each classroom, you can put 24 teaching treasures. If each teaching treasure is put in a pot, how many teaching treasures can you put?

Tsukiji

36 students and 2 teachers from Class/kloc-0 and Class 4 (2) visited the park.

① Before them, there was a case in which three people (two adults 1 child) bought tickets and used 38 yuan. Known adult ticket 1 ticket 15 yuan. Do you know how much a child ticket 1 costs? (3 points)

Because now the teachers take out 300 yuan to buy tickets, is that enough? Answer after calculation (3 points)

2. 220 trees will be planted in four or five years. There are three classes in the four-year edition, each with 28 trees, and the rest are assigned to four classes in the fifth grade. How many trees are there in each class on average?

3. Put 3 baskets of apples, 4 baskets and 5 baskets of pears in the fruit shop altar. Each basket of apples weighs 2 kilograms. Tao Nianjia weighs 46 kilograms. The annual living weight of pears is 38 kilograms.

How many kilograms are peaches heavier than apples?

How much do pears and peaches weigh?

4, Huanhuan walks a world-famous bitterness, walking on average one day 12 pages. After reading 15 days, I found that there were 9 pages left in Hong Kong. How many pages are there in this world famous book?

Yingying walked 840 meters from home to school 14 minutes. She walked 360 meters from home to Xinhua Bookstore at the same speed. How long should she walk?

6, coat 54 yuan son 36 yuan?

1/6

(1) How much does it cost to buy four sets of such clothes?

(2) How many sets of such clothes can 800 yuan buy at most?

7. There are three classes in the fourth grade, four classes in the fifth grade and two classes in the sixth grade in the herdsmen's primary school. There are 48 students in Grade Four. There are 45 students in each class in a five-year school. There are 52 students in each class in grade six. (6 points)