Предмет: Математика, автор: isissssqqqsssssi

Отличники помогите пожалуйста...

Приложения:

isissssqqqsssssi: Пожалуйста делайте правильный ответ а не спам((

Ответы

Автор ответа: sabina22373

номер 4:

240/1:3/4=320/1

номер 5:

все также спеши

номер 6:

5/2

Автор ответа: nelcan2017

Ответ:

240:3/4=320 страниц

Приводим к общему знаменатель 20 получаем

1/5,1/4,1/2,5/4( так как 4/20,5/20,10/20)

5/2

1/4 так как в часе 4 раза по 15 минут.

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Русский язык, автор: Аноним

Спиши словосочетания. Подчеркни слова, которые звучат одинаково.Подбери и напиши к ним проверочные.
Посидеть на скамейке - поседеть от старости; полоскать бельё - поласкать щенка; заколю булавкой - закалю здоровье; острые мечи - футбольные мячи;
Помогите пожалуйсто

1 год назад

Предмет: Английский язык, автор: poplavskaya1992

I. Choose the best alternative.
1. The television was on, but nobody _________ it.
a) watches b) watched
c) watch d) was watching

2. It was the ________ tree in the forest.
a) tall b) taller
c) more tall d) tallest

3. He seems very lonely at school, and has _______ friends.
a) any b) none
c) no d) some

4. They haven’t got ________ children.
a) no b) some
c) none d) any

5. It _______ outside. I don’t like to walk in such weather.
a) rains b) is rain
c) is raining d) is rained

6. They got married _______ last March.
a) in b) on
c) - d) at

7. The moon _______ round the earth.
a) is going b) was going
c) goes d) have gone

8. Most of the Earth’s surface ________ by water.
a) covers b) covered
c) are covered d) is covered

9. I ________ to the theatre this evening.
a) go b) am going
c) will go d) will be going

10. This road _______ tomorrow.
a) isn’t used b) won’t be used
c) doesn’t use d) didn’t use

11. We must all make a personal _______ to work for the future of our planet.
a) decide b) decided
c) decision d) decidedly

12. The Master’s course, _______ I took in 1990, is no longer taught.
a) where b) what
c) which d) who

13. I _____ in an armchair at the moment.
a) sitting b) ‘m sitting
c) sit d) sits

14. It’s a secret. You _______ tell anyone.
a) couldn’t b) mayn’t
c) mustn’t d) can’t

15. Barbara is _______ Spanish. She speaks very well.
a) good in b) fluent in
c) fluent at d) not interested in

16. Good friends are normally _______ on doing the same things.
a) like b) love
c) wish d) keen

17. What is this machine used _______?
a) in b) on
c) for d) with
18. It has been really nice seeing you again. Let’s try and _______.
a) lose touch b) keep in touch
c) get to know d) fall out

19. Our relationship has finished, so she is my _______ now.
a) wife b) spouse
c) ex-girlfriend d) stepsister

20. Do you worry _______ your weight?
a) about b) on
c) for d) -

21. I sometimes have to _______ after my sister’s children at the weekend.
a) take b) keep
c) talk d) look

22. I take _______ my mother physically: we are both tall and slim.
a) after b) for
c) on d) up

23. My mother always ________ me off for not practicing the piano enough.
a) told b) said
c) spoke d) talked

24. What activities and hobbies are you good _______?
a) at b) in
c) on d) about

25. The town is so busy. It’s much _______ it was a few years ago.
a) more touristy than b) touristier than
c) most touristy d) more touristier than

26. A professional is to be _______, ambitious, curious, intelligent and open-minded.
a) hard-working b) thoughtful
c) outgoing d) ignorant
27. I’d like to _________ better because she seems very friendly.
a) lose touch b) have a lot in common
c) enjoy her company d) get to know her

28. Who in your family do you __________? – My father. Everyone says that.
a) carry on b) look after
c) take after d) look up to

29. The company made a _________ of $ 50,000 this year.
a) record b) profit
c) discovery d) job

30. How many languages are you fluent ______?
a) at b) in
c) on d)

1 год назад

Предмет: Другие предметы, автор: modam2014

сколько частей в 12,6

1 год назад

Предмет: Литература, автор: Анюточка20000

Пожалуйста помогите!
Надо задать 3 простых и 3 тонких вопроса по литературе , на тему "Миф о Прометее"

8 лет назад

Предмет: Математика, автор: вика3081

даны две точки A и B сколько можно провести отрезков соединяющих эти точки сколько можно провести ломаных соединяющих эти точки

8 лет назад