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Gọi điểm môn Toán bạn An cần làm là x(điểm)

(Điều kiện: x>0)

Trung bình điểm kiểm tra của An là: \(\dfrac{8\cdot2+7+9+x\cdot2}{2+1+2+1}=\dfrac{2x+32}{6}\)

Để đạt từ 8,0 trở lên thì \(\dfrac{2x+32}{6}>=8\)

=>2x+32>=48

=>2x>=16

=>x>=8

vậy: An cần ít nhất 8 điểm môn Toán để được xếp loại giỏi

20 tháng 5 2022

Tham khảo link: https://vndoc.com/40-de-thi-hoc-ky-2-mon-tieng-anh-lop-6-co-dap-an-122330

3 tháng 1 2022

ko có

3 tháng 1 2022

bạn học trường nào mình tìm cho

Gọi số điểm Toàn bạn An phải làm được ít nhất để được HSG là x(x>=6,5)

Theo đề, ta có: \(\dfrac{8\cdot2+x\cdot2+7+9}{2+2+1+1}>=8.0\)

=>16+2x+16>=8*6=48

=>2x+32>=48

=>2x>=16

=>x>=8

=>Cần phải làm được ít nhất là 8 điểm bài Toán mới được HSG

14 tháng 4 2020

TIẾNG ANH:

Đề kiểm tra 1 tiết môn Tiếng Anh lớp 8

A. PHONES: (1p)

1. A. children        B. chicken       C. chair         D. character

2. A. curly          B. shy          C. fly           D. sky 

3. A. joke          B. local         C. blond         D. sociable

4. A. fourteen       B. volunteer      C. seem         D. free

B. LANGUAGE FOCUS: (3ps)

I. Choose A, B, C, D for each gap in the following sentence. (2ps)

1. "Would you_________ to go to the movies with me?" – "I'd love to."

A.          B. want        C. love        D. mind

2. He is not ____________ get married.

A. enough old to     B. enough old for      C. old enough to         D. old enough for

3. Her mother ____________this city two years ago.

A. left          B. leaves        C. is leaving            D. will leave

4. Alexander Graham Bell was born __________ March 3, 1847.

A. in           B. on            C. at               D. during

5. Don't come in. Please wait _________ for your turn.

A. inside         B. downstairs      C. outside        D. upstairs

6. The children are old enough to look after __________.

A. themselves        B. ourselves        C. herself          D. for themselves

7. We ought __________ the wardrobe in the corner opposite the bed.

A. put               B. putting       C. to put               D. puts

8. The calendar is ________ the clock, _________ the picture and the lamp.

A. on/next to            B. under/between       C. behind/between       D. above/on

II. Supply the correct form of the verbs in the blanket. (1p)

1. We usually (go) ___________ to the library three times a week, but last week we (go) __________ twice.

2. Nga and Hoa (see) __________________ a movie tonight.

3. Sue can (speak) _______________ Vietnamese very well.

C. READING: (2ps)

I. Read the text and k in the true/ false column: (1p)

Do you have any close friends? I have two close friends, Hanh and Mai. We are in the same class. We are also neighbors. Hanh is a beautiful girl with big black eyes and an oval rosy face. She is an intelligent student who is always at the top of the class. She s reading, and she often goes to the library whenever she has free time. Mai isn't as beautiful as Hanh, but she has a lovely smile and looks very healthy. Mai is very sporty. She is a volleyball star of our school. She is very sociable and has a good sense of humor. I love both of my friends and I always hope our friendship will never die.

Statements

True

False

1. The writer has two close friends.

2. They are in the same class.

3. Mai s reading.

4. Hanh s sports.

 

II. Read the text and answer the questions: (1p)

1. What does Hanh look ?

→ ...........................................................................................

2. Is she intelligent?

→ ...........................................................................................

3. What does Mai look ?

→ ...........................................................................................

4. Is she shy?

→ ...........................................................................................

D. WRITING: (4 ps)

I. Complete each sentence so it means the same as the sentence above. (2ps)

1. Peter is too young to see the horror film.

→ Peter is not old ...................................................................................

2. Hoa is older than Nien.

→ Nien is ...............................................................................................

3. The cat is on the gas stove.

→ The gas stove is ..................................................................................

4. Her hair is long and black.

→ She has ...............................................................................................

II. Put the words or phrase in correct order to make sentences. (2ps)

1. enough/ Jane/ strong/ the box./ to/ is/ lift

→ .................................................................................................................

2. you/ going to/ are/ What/ do/ next weekend?

→ .................................................................................................................

3. is/ Mai./ beautiful/ more/ Hanh/ than

→ .................................................................................................................

4. awful/ an/ What/ house!

→ ................................................................................................................

THE END -

ANSWER KEY:

A. PHONES: (1p)

1. A. children B. chicken C. chair D. character

2. A. curly B. shy C. fly D. sky

3. A. joke B. local C. blond D. sociable

4. A. fourteeB. volunteer C. seem D. free

B. LANGUAGE FOCUS: (3ps)

I. Choose A, B, C, D for each gap in the following sentence. (2ps)

1. “Would you_________ to go to the movies with me?” – “I’d love to.”

 B. want C. love D. mind

2. He is not ____________ get married.

enough old to B. enough old for C. old enough to D. old enough for

3. Her mother ____________this city two years ago.

left B. leaves C. is leaving D. will leave

4. Alexander Graham Bell was born __________ March 3, 1847.

in B. on C. at D. during

5. Don’t come in. Please wait _________ for your turn.

inside B. downstairs C. outside D. upstairs

6. The children are old enough to look after __________.

themselves B. ourselves C. herself D. for themselves

7. We ought __________ the wardrobe in the corner opposite the bed.

put B. putting C. to put D. puts

8. The calendar is ________ the clock, _________ the picture and the lamp.

on/next to B. under/between C. behind/between D. above/on

II. Supply the correct form of the verbs in the blanket. (1p)

1. We usually (go) ___ go ________ to the library three times a week, but last week we (go) __went________ twice.

2. Nga and Hoa (see) __will see / are going to see_____ a movie tonight.

3. Sue can (speak) ____ speak _____ Vietnamese very well.

C. READING: (2ps)

I. Read the text and k in the true/ false column: (1p)

Do you have any close friends? I have two close friends, Hanh and Mai. We are in the same class. We are also neighbors. Hanh is a beautiful girl with big black eyes and an oval rosy face. She is an intelligent student who is always at the top of the class. She s reading, and she often goes to the library whenever she has free time. Mai isn’t as beautiful as Hanh, but she has a lovely smile and looks very healthy. Mai is very sporty. She is a volleyball star of our school. She is very sociable and has a good sense of humor. I love both of my friends and I always hope our friendship will never die.

Statements

True

False

1. The writer has two close friends.

 

2. They are in the same class.

 

3. Mai s reading.

 

4. Hanh s sports.

 

II. Read the text and answer the questions: (1p)

1. What does Hanh look ?

→ She is a beautiful girl with big black eyes and an oval rosy face.

2. Is she intelligent?

→ Yes, she is.

3. What does Mai look ?

→ She has a lovely smile and looks very healthy.

4. Is she shy?

→No, she isn’t.

D. WRITING: (4 ps)

I. Complete each sentence so it means the same as the sentence above. (2ps)

1. Peter is too young to see the horror film.

→ Peter is not old enough to see the horror film.

2. Hoa is older than Nien.

→ Nien is younger than Hoa.

3. The cat is on the gas stove.

→ The gas stove is under the cat.

4. Her hair is long and black.

→ She has long black hair.

II Put the words or phrase in correct order to make sentences. (2ps)

1. enough / Jane / strong / the box./ to / is / lift

→ Jane is strong enough to lift the box.

2. you / going to / are / What / do / next weekend?

→ What are you going to do next weekend?

3. is / Mai. / beautiful / more/ Hanh /...

4 tháng 3 2018

Nội quy chuyên mục giúp tôi giải toán

1.Không đăng câu hỏi linh tinh lên diễn đàn,chỉ đưa ra các bài mà mình không biết hoặc những câu hỏi hay lên diễn đàn.

2.Không trả lời linh tinh,không phù hợp với nội dung câu hỏi trên diễn đàn.

3.Không k đúng vào các câu trả lời linh tinh nhằm gian lận điểm hỏi đáp

Các bạn vi phạm 3 điều trên sẽ bị giáo viên Online Math trừ hết điểm hỏi đáp, có thể bị khóa tài khoản hoặc bị cấm vĩnh viễn đăng nhập vào trang web

18 tháng 3 2018

em xin lỗi em lớp 6 nên không biết , nhưng KB nhé

2 tháng 1 2019

Cái này khó đó bạn

Vì mỗi trường 1 đề mà

Bọn mình sao biết được

Thôi chúc bạn thi tốt nhé

1 tháng 4 2020

Môn Tiếng việt là 10

Môn toán là 8

15 tháng 3 2019

kiểm tra xong vứt đề rồi

1 tháng 12 2016

thí điểm hay chương trình thường?

Lên gg nha
6 tháng 12 2021

bảo cô của cậu cho đề hoặc bn lên gg tìm nha! ^_^    ^.^