Andy has 87 marks and John has 72 marks in Mathematics exam. If the average mark ofAndy, John and Mary is 85, what is Mary’s exam mark?

NT

Nguyễn Trí Đức

16 tháng 3 2022 - olm

Andy has 87 marks and John has 72 marks in Mathematics exam. If the average mark of
Andy, John and Mary is 85, what is Mary’s exam mark?

#Toán lớp 4

2

NT

Nguyễn Trung Anh

16 tháng 3 2022

The total score of all three of you is:
85 x 3 = 255 (points)
Mary's score is:
255 - 87 - 72 = 96 (points)
Where are you from?
If you are Vietnamese, don't ask in English anymore.

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NT

Nguyễn Trí Đức

16 tháng 3 2022

thank you you are so good

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NN

Na Na

24 tháng 4 2022

Giúp mình với :

Edward has 68 marks and Julie has 21 marks in Mathematics exam. If the average mark of Edward, Julie and Mary is 34, what is Mary’s exam marks?

#Tiếng anh lớp 4

0

TN

Trang Nana

13 tháng 5 2020

Viết lại câu 1. We are not fine, so I can't do hard work => If...................... 2. The student didn't study hard, so he didn't pass the exam => If........................................... 3. John will complete the letter tomorrow => The............................................... 4. The man told a lot of stories yesterday => A lot................................ 5. The boy is very lazy and he always has bad marks => The boy...

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#Tiếng anh lớp 10

2

VT

Vũ Thị Phương

13 tháng 5 2020

Viết lại câu
1. We are not fine, so I can't do hard work
=> If we were fine, I could do hard work.
2. The student didn't study hard, so he didn't pass the exam
=> If the student had studied hard, he would have passed the exam.
3. John will complete the letter tomorrow
=> The letter will be completed by John tomorrow.
4. The man told a lot of stories yesterday
=> A lot of stories were told by the man yesterday.
5. The boy is very lazy and he always has bad marks
=> The boy should have been harder.

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H

Havee_😘💗

13 tháng 5 2020

1. We are not fine, so I can't do hard work
=> If.....we were fine, I could do hard work.................
2. The student didn't study hard, so he didn't pass the exam
=> If......the student studied hard, he would pass the exam...............
3. John will complete the letter tomorrow
=> The.....letter will be completed by John tomorrow..................
4. The man told a lot of stories yesterday
=> A lot........of stories were told by the man yesterday............
5. The boy is very lazy and he always has bad marks
=> The boy should.....not be lazy to have good marks ...............

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LQ

Lê Quỳnh Anh

22 tháng 5 2018

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.John congratulated us _____ our exam with high marks. A. on passing B. for passing C. to pass D. on...

Đọc tiếp

#Mẫu giáo

1

DH

Dương Hoàn Anh

22 tháng 5 2018

Đáp án A

Kiến thức: Dạng động từ sau “congratulate”

Giải thích:

Cấu trúc: congratulate + on + V-ing: khen ngợi.

Tạm dịch: John khen chúng tôi đã qua kỳ thi với điểm cao.

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NH

Nguyễn Hà Trang

24 tháng 4 2022 - olm

III. Mark the letter A, B, C or D to indicate the correct answer to the following question. 1. He wants to get high marks in the final exam, __________ he is trying his best. A. but B. so C. and D. because 2. He likes travelling __________discovering the world. A. and B. so C. but D. because 3. __________ can kids learn from TV? A. Where B. What C. When D. Who 4. When a program teaches you something, it’s __________. A. educational B. funny C. clever D. popular 5. My father often...

Đọc tiếp

III. Mark the letter A, B, C or D to indicate the correct answer to the following question.

1. He wants to get high marks in the final exam, __________ he is trying his best.

A. but B. so C. and D. because

2. He likes travelling __________discovering the world.

A. and B. so C. but D. because

3. __________ can kids learn from TV?

A. Where B. What C. When D. Who

4. When a program teaches you something, it’s __________.

A. educational B. funny C. clever D. popular

5. My father often watches __________. They’re so funny.

A. animated films B. gameshow C. comedies D. channels

6. He __________ English at this secondary school 3 years ago.

A. taught B. teach C. is teaching D. teaches

7. Where did you __________ that dress yesterday?

A. buy B. bought C. buyed D. buying

8. __________ up the tree! You’ll fall down.

A. Climb B. Climbing C. Not to climb D. Don’t climb

9. __________ the window. It’s windy outside.

A. Opening B. Open C. Close D. Closed

10. Football is an example of a __________ sport when you play with several other people.

A. team B. individual C. indoor D. dangerous

11. ________ materials are good for our environment.

A. Expensive B. Natural C. Polluted D. Fresh

12. These three Rs _______ reduce, reuse and recycle.

A. stand for B. stand up C. ask for D. means

13. Reusable bags are better for the environment than ______ ones.

A. plastic B. rubbish C. shopping D. paper

14. I turned off the fan to __________ electricity.

A. reuse B. save C. recycle D. reduce

15. My father switched the light ________ off before he changed the .

A. dish B. refillable pen C. water bottle D. bulb

16. You should __________ things that can be recycled in a recycling bin.

A. put B. wrap C. decorate D. swap

17. They __________ empty cans so that they can use the metal.

A. recycle B. reduce C. swap D. reuse

10. You should give your old clothes to those ___________ .

A. for fun B. for good C. in use D. in need

11. If we recycle waste paper, we ____________ less trees.

A. will cut B. should cut C. won't cut D. must cut

12. Daisy will become 'greener' if she ___________ refillable pencils.

A. use B. uses C. will use D. used

13. Future houses might much cheaper than current houses.

A. be B. are C.to be D. being

14. Our house in the future ______ electricity.

A. can't use B. don't use C. won't using D. might not use

15. We will have a hi-tech house, and it will ________ in the city.

A. are B. being C. be D. to be

16. I think robots_______ meals better than humans do.

A. might be cook B. might not to cook C. might not cook D. might to cook

17. Her family _______ move to the city, but I’m still not sure.

A. might B. won’t be C. will be D. mustn’t

18. I will clean the living room but I ___________clean the kitchen.

A. will B. won’t C. won’t be D. will be

19. We might have a _________ TV to watch TV programmes from space.

A. wireless B. remote C. automatic D. local

20. A hi-tech robot will help us ________ children while we are away.

A. look out B. look at C. look after D. look in

21. What will you do if ___________ someone throwing trash on the street?

A. you can see B. you will see C. you see D. you saw

22. If we _________ more plants, we __________soil pollution.

A. will grow/ reduce B. grew/ will reduce

C. grow/ will reduce D. are growing/ will reduce

23. If you bring water bottles to a picnic, what __________ type of bottles ?

A. do you bring B. should you bring C. are you bringing D. you will bring

24. _________ your food in a reusable box if you bring it to school?

A. Will you not put B. You won't put C. You will put D. Will you put

25. "___________ do you do judo?" - "Twice a week."

A. How often B. Where C. When D. Why

#Tiếng anh lớp 6

0

.........

30 tháng 5 2022 - olm

6. An exam worth 100 points contains 20 questions. Some questions are worth 4 marks, 8 questions are worth 5 marks and others are worth 7 marks. How many 7-mark questions are on the test?

#Toán lớp 4

1

O

Online1000

30 tháng 5 2022

8 ques - 4 marks

4 ques - 7 marks

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PB

Phạm Bảo Châu

25 tháng 3 2022

Andy được 87 điểm và John có 72 điểm trong kỳ thi Toán học. Nếu dấu trung bình của

Andy, John và Mary 85 tuổi, điểm thi của Mary là bao nhiêu?

#Toán lớp 4

1

NH

Nguyễn Hà Khanh

25 tháng 3 2022

Ơ sao lại tuổi zậy bẹn bài toán IQ vô cực

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PB

Phạm Bảo Châu

25 tháng 3 2022

vì đây là bài trong đề HKIMO lớp 4 . Muốn giải phải có mẹo

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PQ

Phạm Quang Minh

10 tháng 10 2021 - olm

1. Multiple Choice Questions (3 points each)1. What is the answer to 4 × 4 + 4 + 4 + 4 + 4 + 4 × 4 + 4 + 4 + 4 ?3248601001442. Helen wrote a one-digit number and then wrote an additional digit to its right. She added 19 to the obtained number and got 72. What number did Helen write first?235673. Jack wishes to write different numbers from 1 to 9 in the cells of the table so that the total of the three numbers of each row and each column were equal to 15. Some of the numbers are already...

Đọc tiếp

1. Multiple Choice Questions (3 points each)
1. What is the answer to 4 × 4 + 4 + 4 + 4 + 4 + 4 × 4 + 4 + 4 + 4 ?
32
48
60
100
144
2. Helen wrote a one-digit number and then wrote an additional digit to its right. She added 19 to the obtained number and got 72. What number did Helen write first?
2
3
5
6
7
3. Jack wishes to write different numbers from 1 to 9 in the cells of the table so that the total of the three numbers of each row and each column were equal to 15. Some of the numbers are already written there. What number must be written in place of the question mark?
Hình ảnh không có chú thích
1
2
3
4
5
4. Each friend: Mary, Elly, Paul, and Mike has exactly one of the following animals: a cat, a dog, a gold fish, and a parrot. Elly has a pet with fur. Mike has a pet with four legs. Paul has a bird, and Mary and Elly don't like cats. Which of the following sentences is not true?
Mike has a dog
Paul has a parrot
Mary has a golden fish
Mike has a cat
Elly has a dog
5. Elise had a sum of money. She gave half of it away to her brother. Then she used half of the remainder to buy a new comic book. Next she gave half of what was left to her older sister. Finally, she found that she had $7 dollars remaining. How much money did she have at first?
30
46
56
65
None of the above
6. Peter has a total of 100 chickens and rabbits on his farm. If the animals have 260 legs altogether, how many chickens are there on the farm?
30
40
50
60
70
7. There are 14 children at a party. If each child shakes hands with each other exactly once, how many handshakes will take place?
75
85
90
91
93
8. The area of the figure in the picture below is equal to:
Hình ảnh không có chú thích
30
38
44
60
None of the above
9. The weight of 3 apples and 2 oranges is 255 g. The weight of 2 apples and 3 oranges is 285 g. Each apple weighs the same and each orange weighs the same. What is the combined weight of 1 apple and 1 orange?
110 g
108 g
105 g
104 g
102 g
10. There were 25 questions in a mathematics quiz. If a question was answered correctly, 4 marks would be given, otherwise 1 marks would be deducted. If John scored 85 marks in the mathematics quiz, how many questions had he answered correctly?
20
21
22
23
24
11. Carl is four times as old as Pam, who is one third as old as Jackie. If Jackie is 18, what is the sum of their ages?
64
54
48
24
18
12. Five cities all got more rain than usual this year. The five cities are: Last Stand, Mile City, New Town, Olliopolis, and Polberg. The cities are located in five different areas of the country: the mountains, the forest, the coast, the desert, and in a valley. The rainfall amounts were: 12 inches, 27 inches, 32 inches, 44 inches, and 65 inches.* The city in the desert got the least rain; the city in the forest got the most rain.* New Town is in the mountains.* Last Stand got more rain than Olliopolis.* Mile City got more rain than Polberg, but less rain than New Town.* Olliopolis got 44 inches of rain.* The city in the mountains got 32 inches of rain; the city on the coast got 27 inches of rain. Which city is in the desert ?
Mile City
Polberg
New Town
Last Stand
Olliopolis
13. If you count 21 letters in the English alphabet from the end and 20 letters from the beginning , which letter will exactly appear in the middle of the sequence thus formed?
K
L
M
N
O
14. A, B, C, D, E, F, G, H and I are nine houses. C is 2km East of B. A is 1km North of B and H is 2km South of A. G is 1km West of H while D is 3km East of G. F is 2km North of G, I is situated just in the middle of B and C, while E is just in the middle of H and D. Find the distance between E and G.
1.5 km
2 km
3 km
4 km
None of the above
15. There is an 8-sided dice whose faces each have one different number from the set {1, 2, 3, 4, 5, 6, 7, 8}. The numbers on opposite faces always have a sum of 9. The dice is rolled twice and the two values appearing on top are multiplied. How many ways are there that this product is divisible by 9?
1
2
3
4
5