Giải nhanh giúp mình nhé:
There are four kids.If we computer the total ages of three of them at a time, a sums are 21, 24, 30 and 27 respectively. What is the difference in age between the oldest and the youngest among there four kids?
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there are four kids.If we compute the total ages of three of them at a time, the sums are 22,20,17,25 respectively. What is the difference in age between the oldest and the youngest among is four kids.
Giúp mình nhé <3
. Câu hỏi :
Hỏi đứa trẻ lớn nhất hơn đứa trẻ nhỏ nhất bao nhiêu tuổi .
25 - 17 = 8 ( tuổi )
đ/s : 8 tuổi
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there are four kids .if we compute the total ages of three of them the sums are 22,20,17,25 respectively. what is the difference in age between the oldest and the youngest among these four kids?
Có lẽ là 17.
Lý do :
Thấy : \(22=2.11\) \(\notin P\)
\(20=2^2.5\notin P\)
\(17\in P\)
\(25=5^2\notin P\)
Do đó ....
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The sum of age of 4 kids is :
\(\frac{22+20+17+25}{3}=\frac{84}{3}=28\)
So, the ages of 4 kids are \(6;8;11;3\)
Mình không rõ yêu cầu của đề lắm :) Mình chỉ có thể tìm tuổi mỗi người.
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there are four kids .if we compute the total ages of three of them the sums are 22,20,17,25 respectively. what is the difference in age between the oldest and the youngest among these four kids?
What is the next number in the pattern: 1, 8, 27, ...?
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there are four kids .if we compute the total age of three of them at a time ,the sum are 22,20,17,25.what is the different of age between the oldest and the youngest among these four kids
The oldest than the smallest age is:
25 - 17= 8 (years old)
Answer: 8 years old
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in 3 years' time, the sum of the ages of a and b will be 27. b' s age is the difference between his own and a's ages. how old is b? mọi người giúp mình nhé mình đang cần gấp ý. Mình cảm ơn nhiều ạ!
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.Every child in Great Britain between the age of five and fifteen must (23)_________school.There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts...
Đọc tiếp
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.
Every child in Great Britain between the age of five and fifteen must (23)_________school.
There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.
State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts until half past four. School is open five days a week.
(25)_________ Saturdays and Sundays there are no lessons. There are holidays at Christmas,
Easter and in summer. In London as in all cities there are two grades of state schools for those (26)_________will go to work at fifteen: primary schools for boys and girls between the ages of five and eleven, and secondary schools for children from eleven to fifteen years.
The lessons are reading, writing, the English language, English literature, English history, geography, (27)________, nature study, drawing, painting, singing, woodwork and drill.
Điền ô 24
A. have
B. has
C. are
D. is
Đáp án C
Phía sau chỗ trống là danh từ số nhiều “types” => dùng “there are”
There are three main types of educational institutions” (Có ba loại cơ sở giáo dục chính)
A. have |
B. has |
C. are |
D. is |
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Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.Every child in Great Britain between the age of five and fifteen must (23)_________school.There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts...
Đọc tiếp
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.
Every child in Great Britain between the age of five and fifteen must (23)_________school.
There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.
State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts until half past four. School is open five days a week.
(25)_________ Saturdays and Sundays there are no lessons. There are holidays at Christmas,
Easter and in summer. In London as in all cities there are two grades of state schools for those (26)_________will go to work at fifteen: primary schools for boys and girls between the ages of five and eleven, and secondary schools for children from eleven to fifteen years.
The lessons are reading, writing, the English language, English literature, English history, geography, (27)________, nature study, drawing, painting, singing, woodwork and drill.
Điền ô 27
A. scientist
B. scientifically
C. science
D. scientific
Đáp án C
- Science (n): môn Khoa học
- Scientist (n): nhà khoa học
- Scientific (adj): khoa học => Scientifically (adv): một cách khoa học
Chỗ trống cần điền là một môn học
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Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.Every child in Great Britain between the age of five and fifteen must (23)_________school.There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts...
Đọc tiếp
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.
Every child in Great Britain between the age of five and fifteen must (23)_________school.
There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.
State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts until half past four. School is open five days a week.
(25)_________ Saturdays and Sundays there are no lessons. There are holidays at Christmas,
Easter and in summer. In London as in all cities there are two grades of state schools for those (26)_________will go to work at fifteen: primary schools for boys and girls between the ages of five and eleven, and secondary schools for children from eleven to fifteen years.
The lessons are reading, writing, the English language, English literature, English history, geography, (27)________, nature study, drawing, painting, singing, woodwork and drill.
Điền ô 23
A. attend
B. come
C. arrive
D. go
Đáp án A
- Attend (v): tham gia, tham dự
+ Attend school ~ Go to school: đi học
Các động từ “come, arrive, go” phải có giới từ đi kèm phía sau
Every child in Great Britain between the age of five and fifteen must attend school. (Mỗi đứa trẻ ở Anh trong độ tuổi từ năm đến mười lăm phải đi học.)
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Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.Every child in Great Britain between the age of five and fifteen must (23)_________school.There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts...
Đọc tiếp
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 23 to 27.
Every child in Great Britain between the age of five and fifteen must (23)_________school.
There (24)_________ three main types of educational institutions: primary (elementary) schools, secondary schools and universities.
State schools are free, and attendance is compulsory. Morning school begins at nine o’clock and lasts until half past four. School is open five days a week.
(25)_________ Saturdays and Sundays there are no lessons. There are holidays at Christmas,
Easter and in summer. In London as in all cities there are two grades of state schools for those (26)_________will go to work at fifteen: primary schools for boys and girls between the ages of five and eleven, and secondary schools for children from eleven to fifteen years.
The lessons are reading, writing, the English language, English literature, English history, geography, (27)________, nature study, drawing, painting, singing, woodwork and drill.
Điền ô 26
A. when
B. where
C. which
D. who
Đáp án D
- When: trạng từ quan hệ thay cho từ/ cụm từ chỉ thời gian
- Where: trạng từ quan hệ thay cho từ/cụm từ chỉ nơi chốn
- Which: đại từ quan hệ thay cho chủ ngữ/tân ngữ chỉ vật
- Which: đại từ quan hệ thay cho chủ ngữ chỉ người
Ở đây dùng đại từ quan hệ who để thay thế cho those - người
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