Giúp mình làm các câu hỏi này nha: (càng nhiều càng tốt!)
1. Tiffany and Ryan deposit some amount in a joint bank account such that total balance remains 500. If amount deposited by Tiffany and Ryan are plotted as a linear graph on xy plane, find the area between this graph and the coordinate axis.
2.A group of workers is paving a road. If they pave 200m of the road a day, they will need 3 more days. to finish the work. If they pave 240m of the road a day, they will finish the work 2 days in advance. How long is the road, in meter?
3. Mrs. Darlie has a silver ring, a golden ring and a diamond ring. She put them on her left hand. Each ring can be on any of the five fingers. When there are two or three rings on the same finger, if the order in which they are put is different, that couunt as a different way. How many different ways for Lea to put these rings?
4. Let P(x) be a polynomial with degree 3 such that P(1)=3, P(2)=3, P(3)=7, P(4)=21. Find the value of P(5).
Giúp mình làm các câu hỏi này nha: (càng nhiều càng tốt!)
1. Tiffany and Ryan deposit some amount in a joint bank account such that total balance remains 500. If amount deposited by Tiffany and Ryan are plotted as a linear graph on xy plane, find the area between this graph and the coordinate axis.
2.A group of workers is paving a road. If they pave 200m of the road a day, they will need 3 more days. to finish the work. If they pave 240m of the road a day, they will finish the work 2 days in advance. How long is the road, in meter?
3. Mrs. Darlie has a silver ring, a golden ring and a diamond ring. She put them on her left hand. Each ring can be on any of the five fingers. When there are two or three rings on the same finger, if the order in which they are put is different, that couunt as a different way. How many different ways for Lea to put these rings?
4. Let P(x) be a polynomial with degree 3 such that P(1)=3, P(2)=3, P(3)=7, P(4)=21. Find the value of P(5).
Choose the correct word marked A,B, or C to fill each blank in the following passage.(Why)
There are many reasons (1) ____ it is important to have a hobby. First of all, a hobby can be a remedy for your (2) ____. Because it is the activity you choose for yourself, it will always give you pleasure and (3) ____ you relax. Even if you just spend a little time enjoying your hobby, you can see the difference (4) ____ your spirit. Second, some hobbies can also (5) ____ you financially. Many old people enjoy gardening. They grow a lot of trees and vegertable, so they can sell them for some money. In (6) ____, a hobby can help you connect with other people. If you like colecting stamps, you can (7) ____ a stamp club to share your albums with other collectors. If your hobby is caving eggshells, you can give your products to your friends (8) ____ gifts.
1. A.for B. why C.because
2. A.happiness B.pain C.tiredness
3. A.help B. have C. do
4. A. for B. in C. on
5. A.harm B.give C.benefit
6. A. addition B. general C.conclusion
7. A.take part B.go C. join
8. A. like B.as C.for
( Đọc kỹ đoạn văn sau và trả lời các câu hỏi phía dưới )
Nam is my friend. He is studying English in London because he needs English for her job. He works for a bank in Hanoi. He learned English at school and university, too. He has forgotten a lot of it. He wants to improve his listening skill. His listening is terrible. This is his biggest problem. People talk very quickly and he can’t understand them. He likes studying English well. He hopes that he can talk to people from all over the world and understand the words of his favorite songs.
Questions: 1.What is Nam doing in London? …………………………………………………………………………………………
2. Where does he work? …………………………………………………………………………………………
3. Did he learn English at school and university? …………………………………………………………………………………………
4.What skills of learning English is he bad at? ………………………………………………………………………………………..
The route AB is 60km long. At 7 am, one motorbike travels from A to B with a constant speed. When this motorbike reaches B, it returns to A immediately with the speed increase by 10km/h and reaches A at 10.30 am at the same day. What is the original speed of this motorbike?
A textbook is opened at random.To what pages is it opened if the product of the facing pages is 110 ????
The ratio of the height : width of a flower garden is equal to the golden ratio. The width of the garden is 14 feat. Find the lenght of the garden. Express your answer in simplest radical form and in feet
Give the corrcet verb form
1. She usually ( go ) .............. to the market in the morning . Look ! She .........................(buy) some meat over there
2. Your mother ( watch) ....................TV now?_No, she ..............................(cook) in the kitchen
3. I (have) ........................ a day off tomorrow . So , I'm free tomorrow
4. - Tell me your plan , Lan . What you ( do) ............................. this Saturday evening?
- I ( visit ) ........................ my grandparents
5. Whare you ( be ) ............................last night? _ I (be) .................. at home and (watch ) ..................TV
6. What the weather (be).......................like yesterday ? _ It ( be ) ...................very hot
7. My father (can) .......................... play football when he ( be )..................15 years old
8. I ( not / enjoy ) ............................. the party last night because it ( be) .................... boring
9. Where she (go) ............... last summer holiday?
10. It( take )........................me two hours to do my homework yesterday
11. .................. your father (buy) .................. you this dictionary 3 days ago?
12. We (not/go).................................camping last Sunday because it ( rain) ..................... heavily
13. Many people (become) ................. homeless after the earthquake in Haiti a few months ago
14. He ( get) ................home late last night so he ( miss ).........(see)..............the new on TV
15. He usually (write ) .................................home when he ( be ) .................... in the army
16. Where you ( go) ..................... for your last summer holiday ?
17. What you ( buy ) ........................ at the grocery yesterday ?
18. What (make) ...............him ( change)...................his mind during the meeting yesterday ?
19. My firend (gather) .................... in the garden for a party last night , they (sing) ........................ and (dance ) ..................... beautifully
20. I ( phone ) ................ you last night , but you (not/ answer )............... the phone
if we eat half of a pizza we get fat but if we eat all of the pizza we will be nothing
what kind of pizza is this