Предмет: Математика, автор: Svetulea

Для покраски поверхности площадью 10м необходимо 2 кг краски.Сколько краски понадобится для того, чтобы покрасить стену длиной 16м и высотой 2,75м?

Ответы

Автор ответа: Аноним
0
2:10=0.2 кг - краски на 1 м кв
16*2.75=44 м кв - площадь стены
44*0.2=8.8 кг краски - понадобится
Похожие вопросы
Предмет: Английский язык, автор: Аноним
СРОЧНОООООООООООООООООООООООООО,
ПОМОГИТЕ
ПЖ






The 18th of November.
Test
1. Составьте словосочетания и запишите перевод
1. To design a)moustache
2. Favourite b) sweep
3. To pay c) clothes
4. To be afraid d) to succeed
5. To have e) hobby
6. To start f) of spiders
7. Formal g) long hours
8. Chimney h) occasion
9. To work i)a career
10. To be determined j) attention to

2. Составьте 5 предложений с любыми из словосочетаний из упражнения №1

3. Выбрать подходящее по смыслу слово
1. An old man has got pigtails/a scar.
2. Her sister has got big/ wavy hair.
3. His father is enough tall/ beard
4. Alice looks like a model. She is plump/thin
5. Kate has a lot of friends. She is very curious/sociable.

4. Вставьте Where, when, who, which, why, whose
1. We live in the place …..the festival was held.
2. Helen has got a classmate….. swims very well.
3. The girl …umbrella was left at home was upset.
4. We don’t know the reason…you have not come to the cinema.
5. My mother bought some flowers … were very nice.
6. Summer is the time of the year.. children have holidays.

5. Дополните предложение, используя правильную форму слова
1. Ann was … because the play was uninteresting. (boring/bored)
2. My journey was… (tiring/tired)
3. I ‘m going to Moscow next week. I’m so … (exciting/excited)
4. The teacher was really …(disappointing/disappointed)
5. The situation was …(depressing/ depressed)

6. Ответьте на вопросы письменно
1. What is your hobby?
2. How does your mother or father look?
3. What person do you admire? Why?
4. Who guarded the Tower of London?
5. Why was the life of children difficult in Victorian times?