Предмет: Математика, автор: angelinaraskova7

Два поезда одновременно отъехали от станции в противоположных направлениях. Расстояние между станциями 500 км. На каком расстоянии друг от друга будут эти поезда через 2,5 часа, если скорость одного 74 км/ч,а другого 82 км/ч. ПОМОГИТЕ ПОЖАЛУЙСТА РЕШИТЬ

Ответы

Автор ответа: lap4el

Ответ:

82+74 = 156 км/ч скорость удаления

500 + 256*2,5 = 890 км будет расстояние

Пошаговое объяснение:

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Русский язык, автор: vitalyachuma

Как разобрать слово "оборудование" по составу?
P.S. дам ответ как лучший

1 год назад

Предмет: Английский язык, автор: tabekker

Прочитай текст и выбери правильный вариант.

1. Last winter was long and there _________ a lot of snow.

a) has been

b) have been

c) were

d) was

2. I like snow. Montreal is very beautiful when there _________ a lot of snow.

A) is

b) was

c) are

d) were

3. On March 22nd a lot of snow _________. It was very impressive.

A) fall

b) falls

c) falling

d) fell

4. There was so much snow I _________ find my car.

A) couldn't

b) can't

c) won't

d) weren't able to

5. The kids, of course, loved that day. They _________ go to school.

A) mustn't

b) didn't have to

c) don't have to

d) haven't had to

6. I enjoyed that day too. I _________ my car where it was and used public transport.

A) leave

b) let

c) have left

d) left

7. When I _________ to class, I found that most of my students were absent.

A) reached

b) got

c) was

d) were

1 год назад

Предмет: Английский язык, автор: liverstrong

помогите поставить правильно

Complete the dialogue by putting each of the verbs in brackets into the correct form of the present simple.
- Hi, Sue. I (1) _________ (not/see) you for ages!
- Hi. No, I'm sorry. I (2) __________ (not/be) in touch with anyone recently.
I (3) ________ (be) really busy.
-    Oh, what have you been up to then?
-    Well, you know I (4) ________ (leave) my job in January so that I (5)
________ (can) go freelance as a graphic designer?
-    Yes, I remember, you (6) __________ (talk) a lot about that last year.
How's it going?
-   Well, it (7) __________ (be) a really difficult year so far. I (8) __________
(never/do) anything like this before. It's much harder work than I (9)
___________ (imagine). (10) __________ (you/ever/be) self-employed?
-    No, never, although I (11) ____________ (often/think) about it. So,
why has it been so difficult?
-   Well, at the beginning I (12) _________ (have) two or three good clients –
and, you know, people that I (13) ____________ (know) for many years, like
Tom Pierce. And since then I (14) ___________ (have) a lot of interest from
different companies, but none of them (15) ________ (become) regular
customers.
-   What about advertising in the specialist magazines?
-    I (16) __________ (already/do) that. I (17) __________ (put) an advert in
Design Monthly a couple of months ago, but I (18) ________ (not/ get) any
replies.
-    Oh, dear, well, (19) _________ (put) up a website with examples of
your work?
-    Yes, I (20) __________ (just/finish) it. Would you mind having a quick
look at it and tell me what you think of it?

1 год назад

Предмет: География, автор: JustVovchik

Средняя солёность поверхностных вод Азовского моря составляет 21%. Определите, сколько граммов солей растворено в 3 литрах его воды.

8 лет назад

Предмет: Математика, автор: анна6663400000000

как ришыть по действиям? 400000-702•50:100=?

8 лет назад