Предмет: Математика, автор: nikNIKNEIMOV

помогите прошу.....​

Приложения:

Ответы

Автор ответа: vladaryk11
1

Ответ:

63 км/ч

Пошаговое объяснение:

v = S/t = 54 / (6/7) = 63 км/ч

Автор ответа: juliaivanovafeo
1

Ответ:

63 км/ч

Пошаговое объяснение:

Пусть x (км/ч) - скорость автомобиля, тогда по формуле пути S = v*t составим уравнение:

x* \frac{6}{7} = 54\\ x = 54 : \frac{6}{7} = 54*\frac{7}{6} = 9*7 = 63

x = 63 (км/ч)

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Part I

1. The moon (is to go/is going/goes) around the Earth.
2. In Africa (there is/is/it is) very hot.
3. Teenagers like to talk about (the love/a love /love).
4. In Canada people wear thick clothes in winter (for keep / to keep / for keep) themselves warm.
5. In my fridge there isn't (some/ the /any) food.
6. Last summer (it rained/there rained/it was raining) every day.
7. My friends gave me (a good/good/the good) advice.
8. This year (best /the best/better) student in our class is going to England.
9. In our town very (little/few/less) people have cars.
10. There is (little/few/many) hope for homeless people in most countries.
11. Racists think that black people are not the same (as/like/than) people with (white / a white / the white) skin.
12. We think that students (who/which/what) miss school are foolish.
13. We all depend (on/of/with) each other.
14. There aren't (no/any/some) members of parliament who didn't (take part/joined/arrive) in that charity event.

 

Part II


Elizabeth I

Before Elizabeth I (has become/became/had become) queen of England in 1558, her Catholic sister Mary I kept her in (the/a/-) Tower of London, the royal prison. Only after Mary (had died / dying/has died), Elizabeth's life was out of danger. Elizabeth (couldn't have /couldn't /didn't have to) find a suitable husband, so she (never/ever/rarely) got married. If she (has/had/would have) got married, British history (would be/would have been/should have been) different. She was an outstanding person (both/either/however) as a woman and a queen.

During her reign English explorers (travelled / went on a trip/had a journey) all over the world. People (believed/were believing /had believed) that she was a saint. Like any queen she (had to / must / should) be very strong-willed and clever. She lived long ago but the British (did /would / will) always remember her as one of the best monarchs England (had ever/has ever/did ever) had.

Pan III

Learning foreign languages

In the modern world it is worth (learning /to learn/learn) one or two foreign languages. It is no use (to try/trying/in trying) to find a good job without some knowledge of English. To understand foreign languages is one of (the hardest /harder /most hard) things for people. One can succeed if one (is wanting/is willing to/want to) make an effort. Some people aren't used (study/to the study/to studying) grammar in their mother tongue, let alone in another language. A lot of language students wish they (would start/had started/would have started) their language studies when they were (younger/the youngest/most young).

 

 

 

 

 
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