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20 tháng 7 2016

sao toan la TA ko z

11 tháng 6 2016

Khi John lấy 5 quả bóng, kết quả có thể là 3 xanh và 2 đen. Chưa được 4 quả cùng màu.

Trong 3 loại đỏ, trắng, vàng còn lại, John phải lấy thêm ít nhất 10 quả nữa để chắc chắn có 4 quả cùng màu vì: 10 chia 3 bằng 3 dư 1. 4 quả ấy bao gồm 3 quả là Thương cộng 1 quả là Dư.

Vậy John phải lấy ít nhất 15 quả bóng để chắc chắn có 4 quả cùng màu.

18 tháng 10 2018

Đáp án: C

5 tháng 8 2016

7 balls

31 tháng 7 2016

The number of balls to get off to a 3 color is:
3 + 3 + 1 = 7 (balls)
Answer: 7 balls

Read the passage, decide whether the statements are true (T) or false (F), then answer the questions below. We all live in a society and are all bound to a neighborhood. Neighborhood is very important and it does definitely have an impact on what we are and how and where we live in. I live in a great and wonderful neighborhood. It is very pleasant and has many facilities. With agood park nearby, making it the main attraction, our neighborhood also has many other added bonuses. The grocery...
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Read the passage, decide whether the statements are true (T) or false (F), then answer the questions below.

We all live in a society and are all bound to a neighborhood. Neighborhood is very important and it does definitely have an impact on what we are and how and where we live in. I live in a great and wonderful neighborhood. It is very pleasant and has many facilities. With agood park nearby, making it the main attraction, our neighborhood also has many other added bonuses. The grocery store is nearby which makes it easy for all residents to make an immediate purchase, we have a bus stop close by, so that people do not have to travel long for means of transportation. The park is what makes it a lot more beautiful as it is well maintained and makes it a gathering place for all my neighbors in the evening for chit chatting and playing for kids. There is good air and we enjoy the evenings while we are at this park.

A. True/ False statements

1. Neighborhood plays an important role in human’s life .........

2. The grocery store is far from his house .........

3. He needs to travel a long distance if he wants to go to the bus stop .........

4. People often chat and play at the park nearby .........

5. He really enjoys the evenings in the park .........

1
21 tháng 3 2020

bạn nào đúng mình tick cho nha ok

28 tháng 9 2017

Đáp án: B

7 tháng 6 2018

Có một số quả bóng trong túi. Phần còn lại là 1 khi nhóm 3 quả bóng được lấy ra. Phần còn lại là 2 khi các nhóm 5 hoặc 7 quả bóng bị loại bỏ. Số lượng quả bóng nhỏ nhất có thể có trong túi là bao nhiêu?

28 tháng 5 2019

bùi việt hà ờm thiếu to

28 tháng 5 2019

Bài 1: Sửa lỗi sai:

1. It was so =>such long lesson that we could not finish it in one day.

2. Nothing can process data more efficient =>efficiently than a computer.

3. Wrapped =>wrapping in pretty green paper, he put the package on the table.

4. John bought some leathery gloves at => in the corner store yesterday.

5. I think I'll => I need to have my library's card renewed.

6. My mother bought some five-dollars-a-pound=> five-dollar-a-pound cheese at the supermarket.

7. John always arrives=>is always arriving late for his chemistry class even though he leaves his dormitory in plenty of times.

8. The farmers could not find any buyers for these=>this class of coffee.

9. People who exercise frequently have greater physical endurance than those who doesn't=>don't.

10. To face adversity, to solve problems, and overcoming =>overcome difficulties all give one a sense of satisfaction.

14 tháng 5 2017

Đáp án: D