n =36 : n = 6 .chắc vậy nhỉ,hihi.

Để bay quãng đường 3260 km trong số giờ là :

3260 : 815 = 4 ( giờ )

Đáp số : ...

Chúc bạn học giỏi nha !!!

Nhớ ***

n²+404=a²

(a-n).(a+n)=404=2.202=202.2

a-n=2;a+n=2

=>a=102;n=100

Vậy n=100

Chúc bạn học tốt nha !!!

. Relative Pronouns

1. The funny man who came last night is my uncle Charles.
2. These are the boys who were with me in my regiment in the army.
3. The people who live in this area are very healthy.
4. That is the man who you spoke to on the phone last night.
5. It was terrible. Nobody who saw the accident will ever forget it.
6. These are the houses which were burnt in the fire last year.
7. 'This is the man that I belong to, ' said the runaway slave.
8. Those are the children whose father is such a famous writer.
9. That is not the man who I spoke to yesterday afternoon.
10. The dictionary which I saw in the library is one of the best on the market.
11. That is the man that the house belongs to. He is the owner of the house.
12. There is a young woman here that speaks several languages.
13. The people whom houses were flooded are in the church at the moment.
14. Anyone who saw what happened, please inform the local police.
15. I think that was the woman who I spoke to on the phone last night.
16. That is the man whose wife has committed suicide this morning.
17. All the men which robbed the bank have been arrested by the police.
18. That is the man who I gave the parcel to. He is the one signed the receipt.
19. That is the little girl whose parents are so rich and live in that mansion.
20. The boys whom we travelled with were American, I think.
21. The man whose I bought the car from is very strange.
22. The workers who he emloys are very efficient and hard-working.
23. The house that I have lived for so many years is going to be demolished.
24. I know a lot of people who lived in that area during the war.
25. This is the girl who I want to get married to.
26. Those that lived in London are called Londoners. The ones ... live in Dublin, Dubliners.
27. That is the boy who always wins all the races whose he takes part.
28. That's Robert whose wife works in my brothers-in-law's office.
29. What's the name of the girl who has just come into the building?
30. I don't like people that get angry easily. They are very untrustful.
31. That's the girl who cuts my hair at the hairdresser's; her name is Jane.
32. Those are the cars are going to take part in the race.
33. That's the old man who goes jogging everyday in the hills.
34. This is Mr.Jones who you met at the convention last summer.
35. The man that runs an advertising agency wants to talk to you.
36. The man you had an argument with is at the door waiting for you.
37. That is the boy who your daughter is in love with, isn't he?
38. This is the person whom you were talking about.
39. That is the strange-looking man who used to come to the department store every Saturday.
40. That is the sort of book that I should like to read when I am on the beach.

Lúc đầu Nam có số cái kẹo là:

     29 + 15 = 44 ( cái kẹo )

         Đáp số:44 cái kẹo.

lam sao ra 20 vay

mat kem mat tien lam ban moi truong

I. Sử dụng các từ đã cho để viết thành câu hoàn chỉnh.

1. when/you/have/Physics/?

When do you have Physics?

2. what time/you/have breakfast/?

What time do you have breakfast?

3. she/have/informatics/Monday/.

She has informatics on Monday.

4. he/go swimming/twice/week/.

He goes swimming twice a week.

5. she/sometimes/have/supper/home/.

She sometimes has supper home.

6. she/go/jazz concert/the weekend/.

She goes to jazz concert at the weekend.

7. Jenny/not/wear/her new dress/now/.

Jenny isn't wearing her new dress now.

8. we/now/have lunch/in a Japanese restaurant/the centre of the town/.

We now are having lunch in a Japanese restaurant in the centre of the town.

9. it/often/very hot/Ho Chi Minh City/.

It is often very hot in Ho Chi Minh City.

10. the film/finish/ten o'clock/.

The film finishes at ten o'clock.