Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Thursday test points required for certification :
(90 x 4 - 88 x4) + 90 = 98 điểm
Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Điểm bài số 5 : 90 x 5 - 88 x 4 = 98
Đs : 98
Đáp án là 98
Mình nói chuẩn 100% luôn
k mình đi mình k lại
Câu 1:
of is
Câu 2:
Calculate: 4m 40cm + 3m 20cm = cm
Câu 3:
Convert: 2kg 16g = g
Câu 4:
Convert: 2hm 4dam = m
Câu 5:
Fill the suitable number in the following blank.
Câu 6:
There are 72 kilograms of rice divided equally into three bags. How many kilograms of rice does each bag contain?
Answer: kilograms.
Câu 7:
The first box contains 350kg of strawberries. The second box contains 50kg of strawberries more than the first one does. How many kilograms of strawberries do the two boxes contain?
Answer: The two boxes contain kilograms of strawberries.
Câu 8:
Find the value of such that .
Answer:
Câu 9:
Find X such that .
Answer: X=
Câu 10:
Amanda's average mark for the first four tests was 88. How many marks did she score for the fifth test to improve her average mark to 90?
Answer:
Câu 1 :1120
Câu 2 :760
Câu 3 : 2016
Câu 4 :240
Câu 6 :24
Câu 7 :750
Câu 9 : x= 7
Câu 10 :98
Mình chắc chắn 100%
Còn câu 5 và câu 8 mình ko hiểu
tk 5 nhé
1 : 11,2
2: 760
3 :2016
4 : 240may cau kia co nghi la gi
Học kỳ này Minh làm 5 bài kiểm tra toán. Điểm trung bình của 2 bài kiểm tra đầu là 88 điểm; điểm trung bình của 3 bài kiểm tra cuối là 93 điểm. Hỏi điểm trung bình của cả 5 bài kiểm tra bằng bao nhiêu? This semester Minh did 5 math tests. The average score of the first two tests is 88 points; the average score of the last 3 tests is 93 points. So what is the average score of all 5 tests?
(A) 90,5 (B) 88 (C) 93 (D) 91 (E) 92
không khó đâu mọi người ai làm xong hết câu hỏi mình cho mình k
Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct word (s) for each of the blanks
INTELLIGENCE TEST
Schools exams are, generally speaking, the first kind of tests we take. They find out how much knowledge we have (41) ____. But do they really show how intelligent we are? After all, isn’t it a fact that some people who are very successful academically don’t have any (42)____ sense? Intelligence is the speed at which we can understand and (43)____ to new situations and it is usually tested by logic puzzles. Although scientists are now preparing advanced computer technology that will be able to “read” our brains, for the present tests are still the most popular ways of measuring intelligence. A person’s IQ is their intelligence as it is measured by a special test. The most common IQ tests are run by Mensa, an organization that was founded in England in 1946. By 1976 it had 1300 members in Britain. Today there are 44000 in Britain and 100000 worldwide, largely in the US. People taking the tests are judged in relation to an average score of 100, and those score over 148 are entitled to join Mensa. This (44)___ at 2% of the population. Anyone from the age of six can take the tests. All the questions are straightforward and most people can answer them if (45)____ enough time. But that’s the problems – the whole point of the tests is that they’re against the clock
Điền ô số 43
A. accord
B. react
C. answer
D. alter
Đáp án B
Chúng ta có: react to sth: phản ứng, tác động cái gì
Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct word (s) for each of the blanks
INTELLIGENCE TEST
Schools exams are, generally speaking, the first kind of tests we take. They find out how much knowledge we have (41) ____. But do they really show how intelligent we are? After all, isn’t it a fact that some people who are very successful academically don’t have any (42)____ sense? Intelligence is the speed at which we can understand and (43)____ to new situations and it is usually tested by logic puzzles. Although scientists are now preparing advanced computer technology that will be able to “read” our brains, for the present tests are still the most popular ways of measuring intelligence. A person’s IQ is their intelligence as it is measured by a special test. The most common IQ tests are run by Mensa, an organization that was founded in England in 1946. By 1976 it had 1300 members in Britain. Today there are 44000 in Britain and 100000 worldwide, largely in the US. People taking the tests are judged in relation to an average score of 100, and those score over 148 are entitled to join Mensa. This (44)___ at 2% of the population. Anyone from the age of six can take the tests. All the questions are straightforward and most people can answer them if (45)____ enough time. But that’s the problems – the whole point of the tests is that they’re against the clock
Điền ô số 41
A. fetched
B. gained
C. attached
D. caught
Đáp án B
Ta có: Từ “gain” (v) đạt được, thu được, giành được
“. They find out how much knowledge we have (41) ____”
Tạm dịch: Họ khám phá ra bao nhiêu kiến thức chúng ta đã____________
Các đáp án khác
A – tìm về, đem về
C – gắn, dán, trói buộc
D – bắt, nắm lấy
Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct word (s) for each of the blanks
INTELLIGENCE TEST
Schools exams are, generally speaking, the first kind of tests we take. They find out how much knowledge we have (41) ____. But do they really show how intelligent we are? After all, isn’t it a fact that some people who are very successful academically don’t have any (42)____ sense? Intelligence is the speed at which we can understand and (43)____ to new situations and it is usually tested by logic puzzles. Although scientists are now preparing advanced computer technology that will be able to “read” our brains, for the present tests are still the most popular ways of measuring intelligence. A person’s IQ is their intelligence as it is measured by a special test. The most common IQ tests are run by Mensa, an organization that was founded in England in 1946. By 1976 it had 1300 members in Britain. Today there are 44000 in Britain and 100000 worldwide, largely in the US. People taking the tests are judged in relation to an average score of 100, and those score over 148 are entitled to join Mensa. This (44)___ at 2% of the population. Anyone from the age of six can take the tests. All the questions are straightforward and most people can answer them if (45)____ enough time. But that’s the problems – the whole point of the tests is that they’re against the clock
Điền ô số 44
A. adds up
B. turns to
C. comes up
D. works out
Đáp án D
“This (44) ___ at 2% of the population.”
Tạm dịch: Điều này______________2% tổng dân số
Chúng ta có đáp án D – work out (phr.v) – dùng cho các phép tính toán cái gì
Theo oxford ta có: work out (at something) - if something works out at something, you calculate that it will be a particular amount
Các đáp án khác đều k thích hợp về nghĩa
A – add up – có ý nghĩa
B – turn to sb/sth: kiếm sự ủng hộ, động viên, an ủi từ ai
C – come up = appear : xuất hiện
Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct word (s) for each of the blanks
INTELLIGENCE TEST
Schools exams are, generally speaking, the first kind of tests we take. They find out how much knowledge we have (41) ____. But do they really show how intelligent we are? After all, isn’t it a fact that some people who are very successful academically don’t have any (42)____ sense? Intelligence is the speed at which we can understand and (43)____ to new situations and it is usually tested by logic puzzles. Although scientists are now preparing advanced computer technology that will be able to “read” our brains, for the present tests are still the most popular ways of measuring intelligence. A person’s IQ is their intelligence as it is measured by a special test. The most common IQ tests are run by Mensa, an organization that was founded in England in 1946. By 1976 it had 1300 members in Britain. Today there are 44000 in Britain and 100000 worldwide, largely in the US. People taking the tests are judged in relation to an average score of 100, and those score over 148 are entitled to join Mensa. This (44)___ at 2% of the population. Anyone from the age of six can take the tests. All the questions are straightforward and most people can answer them if (45)____ enough time. But that’s the problems – the whole point of the tests is that they’re against the clock
Điền ô số 45
A. allowed
B. spared
C. let
D. provided
Đáp án A
“All the questions are straightforward and most people can answer them if (45) ____ enough time.”
Tạm dịch: Tất cả các câu hỏi là dễ hiểu và hầu hết mọi người có thể trả lời chúng nếu (45) ____ đủ thời gian.
Đáp án a – được cho phép
Các đáp án khác
B – tiết kiệm
C – cho phép
D – được cung cấp
Read the following passage and mark the letter A, B, C, D on your answer sheet to indicate the correct word (s) for each of the blanks
INTELLIGENCE TEST
Schools exams are, generally speaking, the first kind of tests we take. They find out how much knowledge we have (41) ____. But do they really show how intelligent we are? After all, isn’t it a fact that some people who are very successful academically don’t have any (42)____ sense? Intelligence is the speed at which we can understand and (43)____ to new situations and it is usually tested by logic puzzles. Although scientists are now preparing advanced computer technology that will be able to “read” our brains, for the present tests are still the most popular ways of measuring intelligence. A person’s IQ is their intelligence as it is measured by a special test. The most common IQ tests are run by Mensa, an organization that was founded in England in 1946. By 1976 it had 1300 members in Britain. Today there are 44000 in Britain and 100000 worldwide, largely in the US. People taking the tests are judged in relation to an average score of 100, and those score over 148 are entitled to join Mensa. This (44)___ at 2% of the population. Anyone from the age of six can take the tests. All the questions are straightforward and most people can answer them if (45)____ enough time. But that’s the problems – the whole point of the tests is that they’re against the clock
Điền ô số 42
A. natural
B. bright
C. sharp
D. common
Đáp án D
Chúng ta có cum từ: common sense: lẽ thường tình, trí khôn