Предмет: Математика, автор: бульба1

магнитный железняк содержит 70% чистого железа.Сколько тонн чистого железа содержится в 4,6 т магнитного железняка?

Ответы

Автор ответа: regina12022

1) 4,6 т=4600 кг 4600:100*70=3220 кг=3 т 220 кг содержится в 4,6 т магнитного железа

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Қазақ тiлi, автор: anelsabit611

айнабулак туралы сойлем курау.

7 лет назад

Предмет: Алгебра, автор: gapya12

Преобразуй данную площадь в другие единицы измерения площади:

1. 2,91 см2 =
м2;

2. 8,73 м2 =
см2;

3. 9,62 см2 =
дм2;

4. 4,25 м2 =
мм2.

7 лет назад

Предмет: Английский язык, автор: evgeniakulikova06

Fill in the correct form.

1. ________________ is not allowed here. (fish)
2. I heard the TV set ________________ . (explode)
3. She appeared ________________ very nervous. (be)
4. I keep ________________ you - it was an accident. (tell)
5. Jack is good at ________________ ceilings. (paint)
6. She wondered who ________________ . (ask)
7. It is difficult ________________ him. (understand)
8. She did not know what ________________ from them. (expect)
9. My wife warned us ________________ the table. (not touch)
10. He refused ________________ me what all the fuss was about. (tell)
11. There’s no sense in ________________ him. He’s not at home. (visit)
12. Elephants are known ________________ a fantastic memory. (have)
13. I let her ________________ on with her work. (get)
14. Colin had no idea of how ________________ into the house. (get)
15. I’d rather ________________ in bed than go to work. (be)
16. I crossed the road without ________________ . (look)
17. We advised her ________________ a year abroad. (not spend)
18. I always dreamed of ________________ in a small house by the seaside. (live)
19. She made us ________________ for hours. (wait)
20. She learned ________________ pupils with respect. (treat)
21. I couldn’t help ________________ when I saw the bride in the beautiful white dress. (cry)
22. My uncle has given up _______________ and now he prefers _______________ . (smoke, eat)
23. He wasn’t used ________________ on the right side of the road. (drive)
24. Would you rather ________________ to a restaurant or eat at home. (go)
25. There was a fence ________________ people from walking on the grass. (walk)
26. I agreed ________________ him if he is in trouble. (help)
27. I’m too old ________________ my habits now. (change)
28. Please stop ________________ . You’re making me nervous. (whisper)
29. He was silly enough ______________ into the pond without ______________ first. (dive, look)
30. I enjoy ________________ alone. I never feel lonely. (be)

7 лет назад

Предмет: Алгебра, автор: anytka240100

Помогите, срочно!!! Докажите, что значение дроби равно нулю. ПЛИИИИЗ

10 лет назад

Предмет: Геометрия, автор: nickolai1970

Найти радиус круга если длина круга =30п см пожалуста помогите

10 лет назад