1.《 ? Stories? King, 12 yuan each, "? One hundred thousand. Why? How much does it cost to buy 8 "Story King" and 8 "100,000 Why" for each 25 yuan?

There are 38 boys and 26 girls in Class 42. Every eight people take part in a general cleaning? Advertising? How many groups can a * * * be divided into?

3. Uncle Li brought 250 yuan to buy fertilizer, bought five bags of fertilizer, and left 25 yuan. What's the price of each bag of fertilizer?

4. A road maintenance team builds a road, 24 meters a day. 15 days later, there is still 130 meters left. How long is this road?

5. Manager Zhang brings money from 200 yuan and wants to buy two? Volleyball? There are four skipping ropes, each volleyball 48 yuan and each skipping rope 12 yuan. How many are left?

6. A school library has a collection of 15000 books, and a school library has a collection of 23000 books. How many books are there in school B than in school A?

7. Mingguang Village handed in 257,800 Jin of rice, and Daotian Village handed in 325,960 Jin of rice. How many Jin of rice did the two villages pay?

8. Refrigerator 2400 yuan, color TV 3500 yuan, washing machine 1650 yuan. How much does it cost to buy three kinds of home appliances?

9. Students plant trees in spring. Grade four is 88, grade five is 96, grade six is 65,438+004. How many trees have students planted in grade three?

10. Xiaohong scored 88 points, 96 points, 94 points, 90 points and 82 points in the final exam of Chinese, mathematics, nature, society and English last semester. What is the average score of Xiaohong's five subjects?

1 1. Grain bought 328kg of cabbage the day before yesterday,156kg of cabbage yesterday and 272kg of cabbage today. How many Jin of cabbage did you buy in the canteen for 3 days?

12. Students collect plant specimens, class four and class one 132, class four and class two 256, class four and class three 168. How many plant specimens were collected in Grade Four and Grade One?

13. Xiaohong read a 480-page story book. The first week, she read 136, and the second week, she read 164. How many pages has Xiaohong just read?

14. The first bus runs at 3 o'clock 105km, and the second bus runs at 80km. How many kilometers does this bus travel per hour on average?

15. After 2400 tons of cement were used in a construction site, 800 tons were transported away. At this time, there is 1400 tons of cement on the construction site. How many tons of cement are there on the construction site?