Đáp án:
Giải thích các bước giải:
Bài giải
Phân số chỉ tổng số tuổi của con trai và con gái là :.
$\frac{1}{4}$ `+` $\frac{1}{5}$`=`$\frac{9}{20}$
Số tuổi của mẹ là :
`18 :`$\frac{9}{20}$ = `40` ( tuổi )
Đáp số : `40` tuổi
Chúc bạn học tốt !
`40` tuổi
Tuổi con gái với tuổi con trai là:
`1/4 + 1/5 = 9/20`
Số tuổi của mẹ là:
`18 : 9/20 = 40` ( tuổi )
Đ/s: `40` tuổi
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Giải hộ chế bài khai căn với , chế cảm ơn nhiều
VI.Read the following passage and circle the letter A, B, C, or D to indicate the correct word or phrase that best fits each of the numbered blanks. Da Nang is one of the most peaceful cities in (17) __________ with a lot of beautiful beaches. This is a wonderful place for those who love seas and enjoy fresh air. Life here is not so (18) ________ as that in Ho Chi Minh City. It is not only a beautiful city but also a safe place to live in. Every evening, after work, you can easily catch the sight of families riding to the beach, (19) ________ their motorbikes. They believe that their vehicles will still be there when they come back. There is no beggar here and the air is fresh. Another good thing is the food. If you love sea food, Da Nang will be the right choice. The food here is very fresh and (20) ________ is cheaper than that in Ho Chi Minh City. 17. A. Viet Nam B. New York C. Japan D. Laos 18. A. busier B. busiest C. busy D. more busy 19. A. leave B. leaves C. left D. leaving 20. A. the price B. the taste C. the service D. the quality VII.Read the following passage and circle the letter A, B, C, or D to indicate the correct answer to each of the following questions. The Eiffel Tower is located in Paris, France. It was constructed between 1887 and 1889 to be the entranceway to the 1889 World’s Fair and to celebrate the 100th anniversary of the French Revolution. The Tower was opened to visitors on May 6,1889. Gustave Eiffel’s design was chosen from among 107 that were submitted to the World’s Fair design competition. However, many Parisians, especially artists, did not like his design and protested the tower’s construction. They thought it would be an eyesore, but once it was built, most Parisians soon loved the tower. 21. The Eiffel Tower is located in ___________. A. London B. New York C. Paris D. Tokyo 22. When was The Eiffel Tower constructed? A. in the 18th century B. in the 19th century C. Between 1889 and 1887 D. In 1900s 23. Did Parisians like Gustave Eiffel’s design when it was chosen? A. No, they didn’t B. No, they did C. Yes, they did D. Yes, it was. 24. The word “They” inline 6 is closet in meaning to___________. A. Towers B. Visitors C. Designers D. Parisians
Mng giải giúp e từ câu 6 đến 26 ạ Cảm ơn mng nhiều
I. Choose the best answer by underline the word 11. Every one of the cakes is/are gone. 12. Fifty percent of the pie have/has disappeared. 13. Fifty percent of the pies have/has disappeared. 14. One-third of the city is/are unemployed. 15. One-third of the people is/are unemployed. 16. All of the pie is/are gone. 17. All of the pies is/are gone. 18. Some of the pie is/are missing. 19. Some of the pies is/are missing. 20. None of the garbage was/were picked up.
I. Choose the best answer by underline the word. 1. My aunt or my uncle is/are arriving by train today 2. Neither Juan nor Carmen is/are available. 3. Either Kina or Casey is/are helping today with stage decorations. 4. Neither she nor I am / is/are going to the festival. 5. The serving bowl or the plates go/goes on that shelf. 6. Neither Jenny nor the others is/are available. 7. A car and a bike is/are my means of transportation. 8. The politician, along with the newsmen, is/are expected shortly. 9. Excitement, as well as nervousness, is/are the cause of her shaking. 10. Each of the girls sings/sing well. Giúp vs ak
Ai giúp mik đc ko min hứa đánh giá 5 Sao
Giúp toii vs 🥺 , mn ko rõ ở đâu hỏi tui nha Vi phạm luật hỏi đáp là bc ko nói nhiều ạ 🙂
What she says is true.Câu trên là thì gì và Vì sao
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