Предмет: Математика, автор: batyrovadasha01

Число рыбок в аквариуме относится к числу улиток как 18:2. Сколько процентов в аквариуме составляют рыбы?

Ответы

Автор ответа: kykyryza256

Ответ:

90%

Пошаговое объяснение:

18+2=20 (долей)

18/20 *100% = 90%

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Українська мова, автор: yushko83

ШКОЛУ, ГОСТІ, УСТАНОВУ, ВІТАЙСЯ, ВІТАТИСЯ, ДОРОСЛИМ.
СПОЧАТКУ ДВОСКЛАДОВІ, ПОТІМ ТРИСКЛАДОВІ І НАРЕШТІ ЧОТИРИСКЛАДОВІ,познач наголос підкресли наголоенеі склади

2 года назад

Предмет: Русский язык, автор: ЛЕО1

Помогите пожалуйста срочно!!!!!!!!!!!!Напишите рассказа на тему "Как я однажды болел",в тексте слово БОЛЕЛ ИСПОЛЬЗОВАТЬ и в прямом и впереносном значение!!!!

2 года назад

Предмет: Английский язык, автор: devilish2009

Заполните пропуски походящими по смыслу местоимениями.
1) I had many English books. I read .... every day.
2) Kate is my friend. I often meet .... in the office.
3) We are students. This is .... classroom.
4) Ben and Nick, open .... books at page 9.
5) Take this book and read .... at home.
6) Read these words and learn .... well.
7) With .... do you usually speak about your work ?
8) I don’t know .... . What’s his name ?
9) Take the dictionary. – It’s not my dictionary, it’s .... .
10) This is a photo of a modern shop. .... windows are wide and high.
11) .... magazine is over there ? – It's mine.
12) .... is your cousin ? – A journalist.

Закончите предложения:
1) I saw Mary with her husband Phil.
2) I saw Ann and Bob with .... children.
3) I saw Bob with .... wife Ann.
4) I saw Bill with .... brother George.
5) I saw Ann with .... parents.
6) I saw Mary and Philip with .... son Bill.

Вставьте глагол to be в соответствующей форме.
1. George .... a student. 2. We .... on duty today. 3. All students .... present today. 4. My grandparents .... pensioners. 5. This woman .... a housewife. 6. Yesterday the weather .... fine, but tomorrow it .... nasty. 7. Mr. Emmons .... blind. The neighbours .... glad to help him. 8. Tomorrow my husband .... at home. 9. We .... proud of our achievements. 10. The doctor .... busy with the patient. 11. It .... the worst weather anyone remembers. 12. I .... sure he will come in time. 13. She .... late for the lesson last Monday. 14. It .... kind of you to help this blind man. 15. These shoes .... just her size. 16. The lesson .... over soon and you .... free.

Вставьте глагол to have в нужной форме.
1. My friend .... not many children. He .... two sons. 2. I .... no paper to write a letter. 3. Jack .... not got that Spanish magazine. 4. We .... got an interesting article about Moscow. 5. .... you got enough time to discuss this question with me ? 6. How many English lessons .... you .... last week ? – We .... three lessons. 7. We .... much work to do at the office yesterday. 8. What time .... you usually .... breakfast ? – I usually .... breakfast at 9 o’clock in the morning. 9. I .... little money, but now I .... much. 10. The girl .... no cat, but soon she .... a black kitten. 11. They .... a house in the suburbs. 12. .... you got anything new to tell me ? 13. We .... a good time next weekend. 14. .... we .... a lecture tomorrow ? – No, we ..... We .... no lectures tomorrow.

2 года назад

Предмет: Обществознание, автор: к3и5р6и7лл8

как бороться с коррупцией

9 лет назад

Предмет: Математика, автор: Натусик0072

В 1рулоне-15м ткани,во 2рулоне-11м ткани.Сколько стоит каждый рулон,если за оба заплатили 4160грв?

9 лет назад