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What kind of trees are planted on tree planting day
Plant trees that you need or have economic value
Why plant trees on tree planting day?
China's greening rate is very low, large area planting can improve the greening rate, improve our living environment, and resist the occurrence of natural disasters
We plant trees on tree planting day
We plant trees on Arbor Day.
Arbor Day has its own name - arbor day
Arbor (n.) means tree~
During the tree planting day, a total of 834 trees were planted in the two schools. The number of trees planted in Haishi middle school was three times less than that in Lidong middle school. How many trees were planted in each school?
Let Lidong middle school plant x trees. According to the meaning of the question, x + (2x-3) = 834, the solution is: x = 279, then 2x-3 = 2 × 279-3 = 555. Answer: Lidong middle school plant 279 trees, Haishi middle school plant 555 trees
RELATED INFORMATIONS
- 1. During the tree planting day, a total of 834 trees were planted in the two schools. The number of trees planted in Haishi middle school was three times less than that in Lidong middle school. How many trees were planted in each school?
- 2. During the tree planting day, a total of 834 trees were planted in the two schools. The number of trees planted in Haishi middle school was three times less than that in Lidong middle school. How many trees were planted in each school?
- 3. How to prevent soil erosion?
- 4. On the tree planting day, the students of Grade 7 and grade 4 in a school volunteer to plant trees. Class 1 plants x trees. The number of trees planted in class 2 is 40 less than twice of class 1. The number of trees planted in class 3 is 30 more than half of class 2. The number of trees planted in class 4 is 30 more than half of class 3
- 5. Tree planting activities were held in a school tree planting day. 336 trees were planted in Grade 5. The number of trees planted in Grade 6 was 8 times more than that in Grade 5. How many trees were planted in Grade 6
- 6. A class is going to plant trees on tree planting day If each student plants 14 saplings, the remaining 20 saplings will not be planted. If each student plants 15 saplings, an additional 11 saplings will be prepared. How many students are there in this class?
- 7. March 12 is the tree planting day. 170 students of grade three take part in the voluntary tree planting activities. If the average boy can dig three tree pits a day, and the average girl can plant seven trees a day, just to plant a tree in each tree pit, how many men and women are there in that grade?
- 8. On the tree planting day, each student of a class plants 6 trees on average. If it is done by girls alone, each student should plant 15 trees, then it is done by boys alone, and each student should plant () A. 9 trees B. 10 trees C. 12 trees D. 14 trees
- 9. On tree planting day, boys plant 80 more trees than girls. On tree planting day, boys plant 60%. How many trees do boys and girls plant
- 10. The students took part in the tree planting activities. There were 8 students in the first group, with an average of 5 trees per person. There were 6 students in the second group, with a total of 44 trees. How many trees did each student plant in the second group?
- 11. A county planted 360 hectares of trees last year and 600 hectares this year. How many times more trees are planted this year than last year? How many times less trees are planted last year than this year A county planted 360 hectares of trees last year and 600 hectares this year. How many times more trees are planted this year than last year? How many times less trees are planted last year than this year?
- 12. In a school, senior students planted a batch of saplings. Senior students planted more than 25 trees in 5 / 8 of the total number, and the number of trees planted in the middle grade was 1 / 5 of that in the senior grade
- 13. The students of the two classes participated in the tree planting activities. They were divided into a group of saplings. Class one got 100 more trees than three tenths of the total number, and class two got 50 less trees than three fifths of the total number. How many saplings are there in total
- 14. The number of trees planted in the first class accounts for 1 / 5 of the total number of the three classes. The ratio of trees planted in the second class to the third class is 3:5, Class 1 Planted 40 trees less than Class 2. How many trees were planted in three classes
- 15. The number of trees planted by the students of three classes in Grade 6 of experimental primary school is 2 / 5 of that of class C and 3 / 4 of that of class A. the number of trees planted by class A is 5 of that of class B 4. How many trees will be planted in class C and 150 in class B?
- 16. The students of green team went to the barren mountain to plant trees. The survival rate of trees was 95%, and 20 did not survive. How many trees did the students plant? Decomposition
- 17. The green team planted 500 trees, and the survival rate of these trees was 96%. How many trees survived?
- 18. (1) There were 2500 classes planted in a forest farm last year, and 1900 classes planted this year. How many percent less than last year? (2) a forest farm planted trees last year (1) There were 2500 classes for tree planting in a forest farm last year and 1900 classes for tree planting this year. How many percent less than last year? (2) There were 2500 classes for tree planting in a forest farm last year. The number of trees planted this year is 24% less than that of last year. How many classes are there for tree planting this year? (3) There were 2500 tree planting classes in a forest farm last year, 24% less than last year. How many tree planting classes were there last year?
- 19. If 45 hectares of trees were planted last year, how many hectares will be planted this year? This year's planting is one fifth more than last year's
- 20. A tree was planted in Balingshan forest farm this year, and B tree survived, with a survival rate of ()