Предмет: Математика, автор: Kaizone

Со 2-7 быстрее пожалуйста

Приложения:

Kaizone: Пиши пожалуйста 6 и 7 бырее

Ответы

Автор ответа: 25hjoerf10
0

№2

42 : 7 * 12 = 72 (га) - вся площадь участка.

Ответ: 72 га.

№3

45 : 15 * 100 = 300 (кв.) - всего.

Ответ: 300 квартир.

№5

5/6 = 0,8(3)

№6

5 5/6 : 1  1/4 = 35/6 : 5/4 = 35/6 * 4/5 = 140/30 = 4 2/3  (км/ч) - скорость 2-ого пешехода.

5 5/6 - 4 2/3 = 5 5/6 - 4 4/6 = 1 1/6 (км/ч) - скорость сближения.

1 3/4 : 1 1/6 = 7/4 : 7/6 = 7/4 * 6/7 = 6/4 = 1,5 (ч) - время, через которое 1-ый пешеход догонит 2-ого.

Ответ: 1,5 часа.

№7

(100 - 30) * 4/7 = 40% (уч.) - в 6 "Б".

100% - 30% - 40% = 30% (уч.) - в 6 "В", что составляет 18 учащихся.

18 : 30 * 100 = 60 (уч.) - всего шестиклассников.

Ответ: 60 человек.

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Exercise 1 Present Simple. Put in is/are/do/does.

1. Where____you from?
2. Where____ Jane live?
3. ___you like your new school?
4. Where_____your textbook?
5. ____you play any sports?
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7._____you usually tired after your classes?
8. _____your mother a lawyer?
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10._____her job boring?

Exercise 2 Present Simple. Write questions.

1 you / walk to school / every day?
2 your lessons / start / at eight o'clock?
3 you / do your homework / every evening?
4 you and your best friend / go / to the same school?
5 you / watch / TV after school?
6 your best friend / visit / you at weekends?
7 you / play sport / every day?
8 your mum / get up early / at weekends?

Exercise 3. Present Simple/ Present Continuous
I. Put the verbs in brackets into the "Present Simple" or "Present Continuous".
1. He often………. ………….(go) to the cinema.
2. They …………………………(watch) TV at the moment.
3. John is outside………………………… (wash) the car.
4. Nina usually ………………………… (drive) to work.
5. Father ………………………… (lie) on the sofa now.


Exercise 4. Put the verbs in brackets into Past Simple
Last week we 1) … drove …. (drive) to London. It 2) ................. (be) a sunny day. When we 3) ............ (get) there, we 4)............ (park) the car and 5) ................ (go) to the London Tower. Then we ….. 6) ................. (go) shopping in Oxford Street and 7) .................. (spend) a lot of money in the shops. In the afternoon we 8)....... (see) the Changing of the Guard outside Buckingham Palace. There 9) ........... (be) many people there. Later we 10) ................ (have) a boat trip down the river
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