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25 tháng 1 2022

đề bài là gì vậy

25 tháng 1 2022

Một dãy vô hạn các số 1, 2, 3, 5, 8, 3, 1, 4, 5, 9, 4, ... theo sau bài toán sao cho bắt đầu từ số thứ ba, mỗi số bằng hàng đơn vị của tổng của hai số trong dãy liền trước nó. Số thứ 2019 của dãy là bao nhiêu? =)

26 tháng 1 2018

Số nguyên từ 1 đến 20 được ghi trên bảng.Như 2 con số trên bảng sẽ bị xóa và tổng của hai số đã xoá được ghi lên bảng. Quá trình này được lặp lại chính xác 18 lần. Bây giờ chỉ còn lại 2 con số trên bảng, để một là 6 lần khác. Tìm số nhỏ nhất của hai.

Dịch là vậy nà.

Chúc bạn hok tốt.k nha!

26 tháng 1 2018

Số nguyên từ 1 đến 20 được ghi trên bảng.Như 2 con số trên bảng sẽ bị xóa và tổng của hai số đã xoá được ghi lên bảng. Quá trình này được lặp lại chính xác 18 lần. Bây giờ chỉ còn lại 2 con số trên bảng, để một là 6 lần khác. Tìm số nhỏ nhất của hai

có cần làm lun ko z?

28 tháng 8 2021

 The sum of two numbers is the greatest 2 - digit number and their difference is 13. The greater number is 56

 Exam number 1: Đi tìm kho báuQuestion 1: There are 40 students in Mrs. Brown's class. 25% of her students received a B on the test. How many students received a B?a. 10                   b. 12                     c. 18                  d. 20Question 2: What is the product of 3.05 and 2.8?a. 8.54                  b. 8.056                 c. 8.56               d. 8.054Question 3: A clothing shop is having a 40% off sale. How much would Jane have to pay for a $30 sweater with a 40% discount?a....
Đọc tiếp

 

Exam number 1: Đi tìm kho báu

Question 1: There are 40 students in Mrs. Brown's class. 25% of her students received a B on the test. How many students received a B?

a. 10                   b. 12                     c. 18                  d. 20

Question 2: What is the product of 3.05 and 2.8?

a. 8.54                  b. 8.056                 c. 8.56               d. 8.054

Question 3: A clothing shop is having a 40% off sale. How much would Jane have to pay for a $30 sweater with a 40% discount?

a. $18                  b. $20                   c. $50                d. $13

Question 4: If a pen costs $1.75 and an eraser costs $0.85, which of the following is the cost of 10 erasers and 5 pens?

a. $21.75                b. $26                  c. $18.75             d. $17.25

Question 5: If the area of the rectangle ABCD is 60cm2 then the area of the trapezoid MNCD is ..........cm2.

Đề thi Violympic toán tiếng anh lớp 5

a. 48                    b. 50                  c. 45                  d. 54

Exam number 2: Tìm cặp bằng nhau

Đề thi Violympic toán tiếng anh lớp 5

Exam number 3: Fill in the blank with the suitable number

Question 1 The length of each edge of a cube is 3 cm. The surface area of the cube, in cm2, is .............

Question 2: At the beginning of the summer, Bob was 140 cm tall. At the end of the summer, he measured his height again and discovered that it had increased by 5%. Measured in cm, what was his height at the end of summer?

Question 3: The number of centimetres in 7.05 metres is ...............

Question 4: Bella scores on six of her eight pictures. The percentage of pictures that she does not score on is .........%.

Question 5: A bag contains green marbles and red marbles only. If the ratio of the number of green marbles to the number of red marbles is 1:4 then ............% of marbles are green.

Question 6: How many even numbers between 1 and 100 are divisible by 5?

Question 7: Alice is going to the store. One third of the way to the store, she stops to talk with Kelly. She then continues for 6 km and reaches the store. How many kilometres does she travel?

Question 8: How many three-digit numbers are exactly 19 more than a two-digit number?

Question 9: In the 3×3 table shown, the numbers 2, 4 and 6 are placed so that each number occurs only once in each row and only once in each column. The value of M + N is ............

Đề thi Violympic toán tiếng anh lớp 5

Question 10: How many different 3-digit whole numbers can be formed using the digits 4, 5, 0 and 8, assuming that no digit can be repeated in a number?

3
4 tháng 5 2020

Exam number 1: Đi tìm kho báu

Question 1: There are 40 students in Mrs. Brown's class. 25% of her students received a B on the test. How many students received a B?

\(a\) 10                   b. 12                     c. 18                  d. 20

Question 2: What is the product of 3.05 and 2.8?

\(a\) 8.54                  b. 8.056                 c. 8.56               d. 8.054

Question 3: A clothing shop is having a 40% off sale. How much would Jane have to pay for a $30 sweater with a 40% discount?

\(a\) $18                  b. $20                   c. $50                d. $13

Question 4: If a pen costs $1.75 and an eraser costs $0.85, which of the following is the cost of 10 erasers and 5 pens?

a. $21.75                b.$26                  c. $18.75             \(d\)$17.25

Question 5: If the area of the rectangle ABCD is 60cm2 then the area of the trapezoid MNCD is ..........cm2.

a. 48                    \(b\) 50                  c. 45                  d. 54

Exam number 2: Tìm cặp bằng nhau

Exam number 3: Fill in the blank with the suitable number

Question 1: 54

Question 2: 147 

Question 3: 705 

Question 4: 25 

Question 5: 20 

Question 6: 9 

Question 7: 9 

Question 8: 19

Question 9: 6 

Question 10: 18

4 tháng 5 2020

ko bt

:))

2 tháng 3 2018

Anh lớp 8 

Thi rồi 300 điểm . 

Số 986 nha em . 

15 tháng 2 2022

2346

26 tháng 1 2018

nó có nghĩa là:

Tổng của 2 số nguyên dương a;b tận cùng là 5. Tìm số cuối cùng của số a x b x (a + b ).

26 tháng 1 2018

tổng của 2 số nguyên dương a ; b kết thúc bằng 5 . Tìm số cuối cùng của số axb(a+b)

Các bạn hãy giúp mình giải 1 bài văn này nhé:Since thousands of ancient times, women have been present with an important role in the life and the complete development of society as well as people. In build and develop life as well as labor, fight against the forces of evil and protect the country. That importance is affirmeddetermined through the capacity and moral qualities of women over time. From time immemorial, my father drew four words to the woman Vietnamese women "public,...
Đọc tiếp

Các bạn hãy giúp mình giải 1 bài văn này nhé:

Since thousands of ancient times, women have been present with an important role in the life and the complete development of society as well as people. In build and develop life as well as labor, fight against the forces of evil and protect the country. That importance is affirmed
determined through the capacity and moral qualities of women over time. From time immemorial, my father drew four words to the woman Vietnamese women "public, content, language, happiness".
Experiencing the history and general development of the world and Asian countries, moral standards as well as the concept of beauty in general and the beauty of women in particular also changes from time to time, each generation. The standard of women today has a bit of change to adapt more with practice, more in line with the development of society as well as the trend of integration with the whole world, with the pace of modernization. However, the
development and standards of Vietnamese women are always associated with the old substance, which is evident in the inheritance: faithful, generous, guaranteed, speechless. In ancient times, the part of women in feudal society was a topic chosen by many poets and writers. Through those That work, the woman shows up with beautiful images, along with the beautiful personality, but fate always depends on others. The binding of feudal society, the cruelty of the forces makes their lives full of thorns and waves. Social style
The most unjust and unjustly biased is the woman and society that people always become slaves of money, which makes women hard,
frequency of going to the market early in the day raising her husband and taking care of her children. Although there is suffering, they consider it a joy, a happiness, not a burden heavy. But we see, no matter how difficult the woman is, they always shine up noble personality, sacrifice, love, optimism, faith in fresh light of life. Although the self-contained woman is so, weak before binding
That's it, but "the enemy came home, the women also beat".
During the two resistance wars against the French and the Americans, the woman appeared and fought a heroic sacrifice such as: Mac Thi Buoi, Vo Thi Sau, Nguyen Thi Minh Khai, Nguyen Thi Chien, Nguyen Thi Hang, Vo Thi Thang, Tran Thi Ly, Ut Tich, Mom Tu, Nguyen Thi Dinh and Nguyen Thi Binh, etc. They are determined to fight the enemy to the end, determined not to foreign invaders to steal home, rob of ... In any field, stage Any history we encounter is the name of a famous woman, national glorious. The whole world they honor women .. That beauty always shows present through ideals and life, wisdom and soul. In other words, it is a harmonious beauty between form and content. Today is not yet already out of prejudice, even stigma, but comprehensive in terms of both quantity and quality, contributions preserved and promoted Good role for social development practices in all areas. From taking on the domestic role "in the family, women today are important Foreign affairs, this is not just a career for men. They affirm the value, the ability to career and the rise. Aspiration not only As simple as escaping from the family framework, moreover, they affirmed their position as the leaders of corporations and companies. Corporate companies, even leaders in organizations in the government apparatus.In short, no matter what time, women always play an important role in life and work. Besides preserving products Traditional substance from thousands of ancient times, women today must always strive to become a good citizen, dream, living with ambition, living social and community responsibility. These are very basic elements, the original elements of Vietnamese women.

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