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Phần mềm cho trò chơi trên máy tính có giá cao hơn 20% so với giá thành của nó. Sau đó nó được bán với giá 90% giá bán và lợi nhuận là 360000 đồng. Tìm giá thành của phần mềm? Giải quyết toán học này theo cách ngắn nhất và đơn giản nhất mà bạn biết.

The total cost of 50 laptops that Bill bought last month = 50 * 400£ = 20,000£.

For the 40 laptops that he sold at a profit of 30%, his selling price for each laptop = 400£ + 30% of 400£ = 520£. The total revenue from selling these 40 laptops = 40 * 520£ = 20,800£.

For the 10 laptops that he sold at a profit of 15%, his selling price for each laptop = 400£ + 15% of 400£ = 460£. The total revenue from selling these 10 laptops = 10 * 460£ = 4,600£.

Therefore, the total revenue from selling all 50 laptops = 20,800£ + 4,600£ = 25,400£.

Since the total revenue from selling all 50 laptops exceeded Bill's target of at least 25,000£, we can conclude that Bill reached his target last month.

15 tháng 5 2023

Let's calculate the profits and revenues from the sale of Bill's laptops. Profit from selling 40 laptops:

- Profit on each laptop = 30% of 400£ = 120£

- Total profit from selling 40 laptops = 120£ x 40 = 4,800£

- Revenue from selling 40 laptops = (400£ + 120£) x 40 = 20,800£ Profit from selling 10 laptops:

- Profit on each laptop = 15% of 400£ = 60£

- Total profit from selling 10 laptops = 60£ x 10 = 600£

- Revenue from selling 10 laptops = (400£ + 60£) x 10 = 4,600£ Total profit and revenue from selling all 50 laptops:

- Total profit = 4,800£ + 600£ = 5,400£

- Total revenue = 20,800£ + 4,600£ = 25,400£ Bill reached his target of selling all 50 laptops for a total of at least 25.000£.

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   The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest...
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

  The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest known example of the symbol's use, as a(n) (24) _________ of a measure of weight or volume. He says the sign represents an amphora, a measure of capacity based on the terracotta jars used to transport grain and liquid in the ancient Mediterranean world.

  The professor unearthed toe ancient symbol in the course of research for a visual history of the 20th century, to be published by the Treccani Encyclopedia. The first (25) __________  instance of its use, he says, occurred in a letter written by a Florentine merchant on May 4, 1536. He says the sign made its way along trade routes to northern Europe, where it came to represent 'at the price of, its contemporary accountancy meaning.

          Professor Stabile believes that Italian banks may possess even earlier documents (26) __________ symbol lying forgotten in their archives. The oldest example could be of great value. It could be used (27) ____________ publicity purposes and to enhance the prestige of the institution that owned it, he says. The race is on between the mercantile world and the banking world to see who has the oldest  documentation of @.

Điền vào số 24

A. proof

B. sign

C. evidence

D. indication

1
14 tháng 1 2019

Đáp án D.

Tạm dịch: ...as a(an) _________ of a measure of weight or volume: như là ________ của đơn vị đo khối lượng hoặc thể tích.

  A. proof: bằng chứng

  B. sign: dấu hiệu, kí hiệu

  C. evidence: bằng chứng

  D. indication: sự biểu thị, ám chỉ

Ghép các đáp án vào chỗ trống ta có đáp án hp lí là D.

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 The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest...
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

The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest known example of the symbol's use, as a(n) (24) _________ of a measure of weight or volume. He says the sign represents an amphora, a measure of capacity based on the terracotta jars used to transport grain and liquid in the ancient Mediterranean world.

  The professor unearthed toe ancient symbol in the course of research for a visual history of the 20th century, to be published by the Treccani Encyclopedia. The first (25) __________  instance of its use, he says, occurred in a letter written by a Florentine merchant on May 4, 1536. He says the sign made its way along trade routes to northern Europe, where it came to represent 'at the price of, its contemporary accountancy meaning.

          Professor Stabile believes that Italian banks may possess even earlier documents (26) __________ symbol lying forgotten in their archives. The oldest example could be of great value. It could be used (27) ____________ publicity purposes and to enhance the prestige of the institution that owned it, he says. The race is on between the mercantile world and the banking world to see who has the oldest  documentation of @. 

Điền vào số 23

A. actually

B. truly

C. essentially

D. accurately

1
31 tháng 8 2018

Đáp án A.

Tạm dịch: the @ sign used in e-mail addresses to signify the word 'at', is ________ a 500-year-old invention of Italian merchants: kí hiệu @ được dùng trong tên địa chỉ e-mail để biểu thị cho từ at, ________ là một phát minh 500 năm tuổi của các thương gia Italia.

  A. actually = in fact: thực tế là

  B. truly: đúng sự thật

  C. essentially: thuộc bản chất, cần thiết

  D. accurately: chính xác

Ghép các đáp án vào chỗ trống ta có đáp án hp lí là A.

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   The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest...
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

  The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest known example of the symbol's use, as a(n) (24) _________ of a measure of weight or volume. He says the sign represents an amphora, a measure of capacity based on the terracotta jars used to transport grain and liquid in the ancient Mediterranean world.

  The professor unearthed toe ancient symbol in the course of research for a visual history of the 20th century, to be published by the Treccani Encyclopedia. The first (25) __________  instance of its use, he says, occurred in a letter written by a Florentine merchant on May 4, 1536. He says the sign made its way along trade routes to northern Europe, where it came to represent 'at the price of, its contemporary accountancy meaning.

          Professor Stabile believes that Italian banks may possess even earlier documents (26) __________ symbol lying forgotten in their archives. The oldest example could be of great value. It could be used (27) ____________ publicity purposes and to enhance the prestige of the institution that owned it, he says. The race is on between the mercantile world and the banking world to see who has the oldest  documentation of @.

Điền vào số 25

A. known

B. knowing

C. knowable

D. knowledgeable

1
6 tháng 5 2017

Đáp án A.

Tạm dịch: ... The first _______ instance of its use: Trường hợp đầu tiên ________ về việc sử dụng của nó

  A. known: được biết đến

  B. knowing: biết

   C. knowable: có thể biết được

  D. knowledgeable: có hiểu biết

Chỗ trống cần 1 tính từ. Ghép các đáp án vào chỗ trống ta có đáp án hp lí là A

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   The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest...
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

  The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest known example of the symbol's use, as a(n) (24) _________ of a measure of weight or volume. He says the sign represents an amphora, a measure of capacity based on the terracotta jars used to transport grain and liquid in the ancient Mediterranean world.

  The professor unearthed toe ancient symbol in the course of research for a visual history of the 20th century, to be published by the Treccani Encyclopedia. The first (25) __________  instance of its use, he says, occurred in a letter written by a Florentine merchant on May 4, 1536. He says the sign made its way along trade routes to northern Europe, where it came to represent 'at the price of, its contemporary accountancy meaning.

          Professor Stabile believes that Italian banks may possess even earlier documents (26) __________ symbol lying forgotten in their archives. The oldest example could be of great value. It could be used (27) ____________ publicity purposes and to enhance the prestige of the institution that owned it, he says. The race is on between the mercantile world and the banking world to see who has the oldest  documentation of @.

Điền vào số 26

A. taking

B. carrying

C. delivering

D. bearing

1
29 tháng 12 2019

Đáp án D.

Tạm dịch: ... even earlier documents __________ the symbol lying forgotten in their archives: những tài liệu có trước đây ________ kí hiệu này bị lãng quên trong kho lưu trữ

  A. taking: cầm, nắm, đưa

  B. carrying: mang, vác

   C. delivering: phân phi, bày tỏ

  D. bearing: có, chứa đựng, mang dấu vết

Ghép các đáp án vào chỗ trống ta có đáp án hợp lí là D

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   The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest...
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

  The universal symbol of the Internet era communications, the @ sign used in e-mail addresses to signify the word 'at', is (23) ____________ a 500-year-old invention of Italian merchants, a Rome academic has revealed. Giorgio Stabile, a science professor at La Sapienza University, claims to have stumbled on the earliest known example of the symbol's use, as a(n) (24) _________ of a measure of weight or volume. He says the sign represents an amphora, a measure of capacity based on the terracotta jars used to transport grain and liquid in the ancient Mediterranean world.

  The professor unearthed toe ancient symbol in the course of research for a visual history of the 20th century, to be published by the Treccani Encyclopedia. The first (25) __________  instance of its use, he says, occurred in a letter written by a Florentine merchant on May 4, 1536. He says the sign made its way along trade routes to northern Europe, where it came to represent 'at the price of, its contemporary accountancy meaning.

          Professor Stabile believes that Italian banks may possess even earlier documents (26) __________ symbol lying forgotten in their archives. The oldest example could be of great value. It could be used (27) ____________ publicity purposes and to enhance the prestige of the institution that owned it, he says. The race is on between the mercantile world and the banking world to see who has the oldest  documentation of @.

Điền vào sô 27

A. on

B. for

C. with

D. by

1
19 tháng 1 2019

Đáp án B.

Tạm dịch: ... It could be used __________ publicity purposes:

thể được sử dụng __________ mục đích quảng bá

Ta có cụm từ be used for: được sử dụng cho mục đích gì.

Read the following passage and mark the letter A, B, C or D on your answer sheet to choose the best answer for each of the question from 43- 50The National Automobile Show in New York has been one of the top auto shows in the United States since 1900. On November 3 of that year, about 8,000 people looked over the “horseless carriages.” It was the opening day and the first opportunity for the automobile industry to show off its wares to a large crowd; however, the black-tie audience treated...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to choose the best answer for each of the question from 43- 50

The National Automobile Show in New York has been one of the top auto shows in the United States since 1900. On November 3 of that year, about 8,000 people looked over the “horseless carriages.” It was the opening day and the first opportunity for the automobile industry to show off its wares to a large crowd; however, the black-tie audience treated the occasion more as a social affair than as a sales extravaganza. It was also on the first day of this show that William McKinley became the first U.S. president to ride in a car.

The automobile was not invented in the United States. That distinction belongs to Germany. Nicolaus Otto built the first practical internal-combustion engine there in 1876. Then, German engineer Karl Benz built what are regarded as the first modern automobiles in the mid-1880s. But the United States pioneered the merchandising of the automobile. The auto show proved to be an effective means of getting the public excited about automotive products.

By happenstance, the number of people at the first New York show equaled the entire car population of the United States at that time. In 1900, 10 million bicycles and an unknown number of horse-drawn carriages provided the prime means of personal transportation. Only about 4,000 cars were assembled in the United States in 1900, and only a quarter of those were gasoline powered. The rest ran on steam or electricity.

After viewing the cars made by forty car makers, the show’s audience favored electric cars because they were quiet. The risk of a boiler explosion turned people away from steamers, and the gasoline-powered cars produced smelly fumes. The Duryea Motor Wagon Company, which launched the American auto industry in 1895, offered a fragrant additive designed to mask the smells of the naphtha that it burned. Many of the 1900 models were cumbersome—the Gasmobile, the Franklin, and the Orient, for example, steered with a tiller like a boat instead of with a steering wheel. None of them was equipped with an automatic starter.

These early model cars were practically handmade and were not very dependable. They were basically toys of the well-to-do. In fact, Woodrow Wilson, then a professor at Princeton University and later President of the United States, predicted that automobiles would cause conflict between the wealthy and the poor. However, among the exhibitors at the 1900 show was a young engineer named Henry Ford. But before the end of the decade, he would revolutionize the automobile industry with his Model T Ford. The Model T, first produced in 1909, featured a standardized design and a streamlined method of production—the assembly line. Its lower costs made it available to the mass market.

Cars at the 1900 show ranged in price from $1,000 to $1,500, or roughly $14,000 to $21,000 in today’s prices. By 1913, the Model T was selling for less than $300, and soon the price would drop even further. “I will build cars for the multitudes,” Ford said, and he kept his promise.

What was the highest price asked for a car at the 1900 National Automobile Show in the dollars of that time?

A. $300

B. $1,500

C. $14,000

D. $21,000

1
10 tháng 5 2018

Đáp án B

Giá cao nhất được yêu cầu cho một chiếc xe tại Triển lãm ô tô quốc gia 1900 là gì?

bằng đô la của thời gian đó?

Cars at the 1900 show ranged in price from $1,000 to $1,500

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions. The National Automobile Show in New York has been one of the top auto shows in the United States since 1900. On November 3 of that year, about 8,000 people looked over the “horseless carriages.” It was the opening day and the first opportunity for the automobile industry to show off its wares to a large crowd; however, the black-tie audience...
Đọc tiếp

Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

The National Automobile Show in New York has been one of the top auto shows in the United States since 1900. On November 3 of that year, about 8,000 people looked over the “horseless carriages.” It was the opening day and the first opportunity for the automobile industry to show off its wares to a large crowd; however, the black-tie audience treated the occasion more as a social affair than as a sales extravaganza. It was also on the first day of this show that William McKinley became the first U.S. president to ride in a car.

The automobile was not invented in the United States. That distinction belongs to Germany. Nikolaus Otto built the first practical internal-combustion engine there in 1876. Then, German engineer Karl Benz built what are regarded as the first modern automobiles in the mid-1880s. But the United States pioneered the merchandising of the automobile. The auto show proved to be an effective means of getting the public excited about automotive products.

    By happenstance ,the number of people at the first New York show equaled the entire car population of the United States at that time. In 1900, 10 million bicycles and an unknown number of horse- drawn carriages provided the prime means of personal transportation. Only about 4,000 cars were assembled in the United States in 1900, and only a quarter of those were gasoline powered. The rest ran on steam or electricity.

After viewing the cars made by forty car makers, the show’s audience favored electric cars because they were quiet. The risk of a boiler explosion turned people away from steamers, and the gasoline- powered cars produced smelly fumes. The Duryea Motor Wagon Company, which launched the American auto industry in 1895, offered a fragrant additive designed to mask the smells of the naphtha that it burned. Many of the 1900 models were cumbersome -the Gasmobile, the Franklin, and the Orient, for example, steered with a tiller like a boat instead of with a steering wheel. None of them was equipped with an automatic starter.

These early model cars were practically handmade and were not very dependable. They were basically toys of the well-to-do. In fact, Woodrow Wilson, then a professor at Princeton University and later President of the United States, predicted that automobiles would cause conflict between the wealthy and the poor. However, among the exhibitors at the 1900 show was a young engineer named Henry Ford. But before the end of the decade, he would revolutionize the automobile industry with his Model T Ford. The Model T, first produced in 1909, featured a standardized design and a streamlined method of production—the assembly line. Its lower costs made it available to the mass market.

Cars at the 1900 show ranged in price from $1,000 to $1,500, or roughly $14,000 to $21,000 in today’s prices. By 1913, the Model T was selling for less than $300, and soon the price would drop even further. “I will build cars for the multitudes,” Ford said, and he kept his promise

What was the highest price asked for a car at the 1900 National Automobile Show in the dollars of that time?

A. $300

B. $21,000

C. $14,000

D. $1,500

1
7 tháng 1 2018

Đáp án là D. Ý trong bài: Cars at the 1900 show ranged in price from $1,000 to $1,500