Предмет: Математика, автор: tanatnuralii

1.Берілген пропорциядан пропорциялар
құрыңдар: 5:7= 15: 21.
Помогиииитеее пожалуйста​

Ответы

Автор ответа: askarmukhtaruly20
0

Ответ:

1)5×21=7×15

105=105

2)5:7=15:21=15:21=15:21=?

3)?

Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: julystyopina20
The Present Perfect

II. (A, B)

1. I just (call) him. 2. I (not/call) him yesterday, I was busy. 3. My parents just (go) away. 4. She already (answer) the letter. 5. She (answer) it on Tuesday. 6. My friends (go) away five minutes ago. 7. I (read) that book in the summer holidays. 8. The fisherman (sell) now all his fish. 9. He (sell) the last one half an hour ago. 10. I (not/ see) him for three years. 11.1 (meet) him last week. 12. The newspaper (come)? - Yes, Ann is reading it now. 13. You (wear) your hair long when you were at school? - Yes, my mother (insist) on it. 14. He (not / smoke) for two weeks. He is trying to give it up. 15. When he (arrive)? - He (arrive) at 2.00. 16. You (shut) the window? 17. I (read) his books when I was at school. I (enjoy) them very much. 18. You (be) here before? - Yes, I (spend) my holidays here last year. - You (have) a good time? - Yes, the sun never (stop) shining. 19. The clock is slow. - It isn't slow, it (stop). 20. Here is your dress; I just (mend) it. 21. I (leave) home at 8.00 and (get) here at twelve. 22. You (have) breakfast yet? - Yes, I (have) it at 8.00. 23. You (see) the stars last night? 24. We (miss) the bus. Now we'll have to walk. 25. The lecture just (begin). You are a little late. 26. He (break) his leg in a skiing accident last year. 27. I can't go out because I (not / finish) my work.
1 год назад
Предмет: Другие предметы, автор: anya041
Сочинение по французскому на тему "Знание иностранных языков очень популярно сегодня. Что ты об этом думаешь?"
1 год назад
Предмет: Русский язык, автор: Ludusya2002
Поставьте правильное ударение в словах

Баловал, поняла, прибрала, приняла, (долго) спала.
1 год назад
Предмет: Литература, автор: irinamaryina
Написать анализ стихотворения "Пророк" А.С. Пушкин
ПОМОГИТЕ ПОЖАЛУЙСТА
8 лет назад
Предмет: Математика, автор: Ksusha2906
Номер 66, задачу решать не надо, есть только вопрос, есть ли в условии задачи лишние данные?
8 лет назад