Предмет: Математика, автор: viktoriyaparfenova

помогите составить условие и решение этой задачи:на пошив покрывала уходит 2 метра ткани.сколько таких покрывал можно сшить из 16 метров ткани?пожалуйста помогите

Ответы

Автор ответа: рашид00000
0
16:2=8 покрывал из 16 м ткани..................
Автор ответа: рашид00000
0
сколько покрывал можно сшить из 16 м ткани,если на 1 уходит 2 м ткани?
Автор ответа: рашид00000
0
Б-16м тк. ск-ко п.,если на 1 п.уходит 2м тк?
Автор ответа: viktoriyaparfenova
0
спасибо
Автор ответа: рашид00000
0
да не за что....
Автор ответа: maksi6161
0
16/2=8, значит можно сшить 8 покрывал
Автор ответа: viktoriyaparfenova
0
спасибо огромное
Автор ответа: maksi6161
0
не за что)))
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Предмет: Биология, автор: maribazhan13
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Предмет: Английский язык, автор: parkcheyon
Ex.1 Complete the sentences with an auxiliary verb (be, do or have) in the correct tense.
1 He was excited about the journey because he _______ never
flown before.
2 Great! The plane _______ just landed. They’ll be home soon.
3 _______ you know where my bag is? I can’t find it.
4 You didn’t pick it up by mistake, _______ you?
5 She _______ planning this trip for months now. I’m
sure she’s thought of everything!
6 By the time you get this postcard, we _______ got back home.
7 I’m afraid you _______ tricked. This is not a unique
work of art – it’s a fake.
8 She _______ got a terrible cold, poor thing.
9 This is delicious! I _______ love your cakes.
10 Sorry, I can’t talk now. I _______ having dinner. Can I
call you back?

Ex.2 Choose the correct option.
1 Nina hasn’t finished school yet, is / has she?
2 You know the way, don’t / aren’t you?
3 A Have you been waiting long?
B I’m afraid we have / haven’t! It’s been quite annoying.
4 A We’re leaving tomorrow.
B Are / Aren’t you? That’s a shame.
5 Peter’s having a lesson at the moment, isn’t / hasn’t he?
6 A Will Monica be coming too?
B No, I don’t think she will / won’t.
7 A Have you seen his latest film?
B I have / haven’t. It was marvellous.
8 You’ve done all your homework, don’t / haven’t you?

Ex.1.Complete the sentences with the Past Simple or Present Perfect Simple of the verbs in brackets.
1. Charles Dickens ________ (write) 15 novels and hundreds of short stories before his death in 1870.
2. J. K. Rowling ________ (write) ten childrend's book and two adult books so far.
3. In the end, we ________ (not drive) to London; we ________ (take) the train.
4. I have to concentrate now because I ________ (never drive) on the left before.
5. Oh, no! I ________ (lose) my phone. What am I going to do?
6. Serena ________ (lose) seven kilos last year, but she ________ (put) them all back on now.

Ex.2.Choose the correct option.
1. I finished all my homework last night/now.
2. Peter didn’t finish his homework yet/on time.
3. Sorry, we haven’t sorted it out yet/yesterday.
4. I’ve watched all the films he’s made since 1984/20 years ago.
5. We’ve never had an accident before/this morning.
6. Alice worked in Russia recently/last year.
7. Dad hasn’t felt well recently/on Thursday.
8.She didn’t go out since the weekend/at the weekend.
9. Andrew hasn’t been round for ages/a few days ago.
10. I’ve done a lot these week/last week.

Ex.3.Tick the correct sentence in each pair.
1. Sorry I didn’t get the phone. I was having a shower.
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2. What did you watch when I was arriving?
What were you watching when I arrived?
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I saw Susie yesterday. She was looking very well.
4. It was a great day. The sun was shining and everybody was happy.
It was being a great day. The sun was shining and everybody was being happy.
5. Marianne painted all afternoon, but she still wasn't finishing the portrait.
Marianne was painting all afternoon, but she still hasn't finished the portrait.
6. He made a delicious cake, and they all had it for tea.
He was making a delicious cake, and they were all having it for tea.
7. We fought a lot when we were younger, but things are much better now.
We were fighting a lot when we were younger, but things are much better now.
8. Carl was having an accident the other day, but luckily it wasn't serious.

Ex.4. Match the two halves of each sentence.
1. Unfortunately, when they got to the cinema,
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3. When Fiona got home, she realized
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5. They weren't allowed to go out until
6. As soon as they got home,
7. She couldn't concentrate because
8. It had been weeks since

a. she hadn't been sleeping well.
b. she forgot to buy milk.
c. the film had already started.
d. they did all their homework.
e. the film started.
f. she'd had a good night's sleep.
g. they'd done all their homework.
h. she'd forgotten to buy milk.
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Предмет: Математика, автор: mubinausman2015
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Предмет: Алгебра, автор: marialouk
Рациональные уравнения
Решите уравнения:
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