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Двигаясь по пустыне в течении 3 дней караван преодолел 63 км. в первый день караван двигался 6 часов,во второй-8 часов,а в третий-7 часов. сколько км проходил караван каждый день если известно что он двигался с все дни с постоянной скоростью?КРАТКОЕ УСЛОВИЕ ПЖ.
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Предмет:
Математика -
Автор:
angelhceq - 5 лет назад
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Ответы 4
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А разве не таблицей?
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Автор:
francojttj - 5 лет назад
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0
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можно и таблицей
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Автор:
chumphc3f - 5 лет назад
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0
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Ок
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Автор:
homeritfk - 5 лет назад
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0
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1 день - 6 ч 2 день - 8 ч3 день - 7 ч Всего - 63 км7+8+6=21 (ч) 63:21=3 (км/ч) 3*6=18 (км) - первый день 3*8=24 (км) - второй день3*7=21 (км) - третий день Условие : v t S1 ? 6 ? )2 ? 8 ? > 633 ? 7 ? )
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Автор:
zacharyozib - 5 лет назад
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0
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1. В каком из следующих слов звук, передаваемый "u" отличается от остальных:
а) put b) full c) pull d) sun
2. Выберите форму множественного числа существительных "a boy":
а) boies b) boys c) boyes
3. Вставьте артикль a, an, the:
My friend has ... car.
4. Нет задания. Пропуск.
5. Выберете соответствующую форму оборота there is, there are:
The ... a telegram on the table.
6. Укажите слово, которое не имеет отношения к остальным:
an uncle, pfrents, a niece, a housewife, a cousin
7. Дополните следующее предложение:
My sister's son is my ...
8. Прочитайте текст и выполните задания к нему:
This is a story about an old man and an old woman. They lived near the fine green woods. One summer day the old man went to the woods to pick mushrooms. It was a hot day and the old man soon got tired and thirsty, but there was no water in the woods. So he sat down under the tree to rest.
Everything around him was so fresh and fine, but he was so old and sad. He wanted to return the days when he was young and fine. Suddenly he saw a little spring near him. He began to drink the water. Soon he felt that he became younger and in a few minutes he was a fine young man again.
He ran home to tell his wife about the spring. When his wife heard the story, she ran to the woods quickly, though she was very old.
It was late, but the old woman didn't return home. So the man went to the woods to meet her. When he came up to the spring, he saw a little girl. It was his wife. The man thought, "My wife wanted to become young so much that she drank too much water".
Дополните предложение: This text is about...
a) a husband and a wife
b) a brother and a sister
c) a girl and her boy-friend
9. Where did an old man and old woman live?
a) not far from the beautiful lake
b) near the fine green woods
c) in the wonderful mountains
10. What did the old man feel in a hot day?
a) he was hungry
b) he was thirsty
c) he was angry
11. What did he dream about under the tree?
a) he wanted to die
b) he wanted to be rich
c) he wanted to return the days when he was young
12. What did he drink water from?
a) from the spring
b) from the river
c) from the lake
13. What happened to him after drinking the water?
a) he became a woman
b) he became a young man
c) he became a goat
14. Who did the man find in the woods?
a) a little girl
b) an old witch
c) a baby
15. Why did the old woman drink too much water?
a) She wanted to drink very much
b) She wanted to swim
c) She wanted to become young very much
16. расположите части текста в правильной последовательности:
a) Everything around him was so fresh and fine, but he was so old and sad. He wanted to return the days when he was young and fine. Suddenly he saw a little spring near him. He began to drink the water. Soon he felt that he became younger and in a few minutes he was a fine young man again.
b) He ran home to tell his wife about the spring. When his wife heard the story, she ran to the woods quickly, though she was very old.
c) This is a story about an old man and an old woman. They lived near the fine green woods. One summer day the old man went to the woods to pick mushrooms. It was a hot day and the old man soon got tired and thirsty.
17. Вставьте нужное слово:
My parents ... workers.
18. Подберите пары противоположные по значению:
Young, ugly, slow, beautiful, dirty, old, fast, tidy
19. Вставьте few, little, a few, a little:
Give me ... water, please.
20. Употребите does или do в предложение:
... he drive a car well?
21. Заполните пропуски недостающими буквами:
Pen_ioner, conveni_nces
22. Найдите слову соответствующий перевод:
intelligent
1) интеллигентный 2) интеллектуальный 3) умный
23. Составьте предложения из данных слов:
room, Ann, a, has, got
24. Вставьте нужный предлог:
I go ... the college every day.
25. Образуйте отрицательную форму в предложение:
I write letters to my friends every month.-
Предмет:
Английский язык -
Автор:
juicy - 5 лет назад
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Ответов:
1 -
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