Предмет: Математика, автор: pos2005

СРОЧНО!!!!!!!!!!
А) На выборах президента школы проголосовала 120 обучающихся, что составил 80% из всех обучающихся школы. Сколько обучающихся не проголосовало ????????????????????????
Б) Петя прочитал 42% книг и осталось прочитать 116 страниц. Сколько страниц в книге :??????????????????????????????????????????????????????????????

Ответы

Автор ответа: 22drower22

а)
1)120/80=1.5(1%)
2)1.5*100=150(100%)
3)150-120=30(человек не проголосовало)
б)
1)100-42=58(%)
2)116/58=2(1%)
3)2*100=200(100%)

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: sashkakalynych

Choose the correct answer: TESTS PART 1
1. … coffee is very expensive at the moment.
a) The b) A c) --- d) These
2. … Smiths have a son and a daughter.
a) --- b) The c) A d) This
3. … is dangerous to work in the road.
a) There b) Here c) It d) Those
4. Tell him not to forget … ticket.
a) his b) he c) hers d) him
5. Parents will be back … Monday.
a) on b) in c) at d) to
6. … my opinion, thinking about it makes you tired.
a) In b) At c) To d) Under
7. It is … good book.
a) a b) the c) an d) ---
8. What is … lunch today?
a) for b) in c) on d) since
9. Mark Twain … in 1835.
a) is being born b) were born c) is born d) was born
10. The concert … at 7.30.
a) begins b) will be beginning c) is beginning d) begin
11. She always … out on Sundays.
a) go b) gos c) goes d) to go
12. The boys often … the bus.
a) miss b) misses c) to miss d) mises
13. Her baby always … .
a) cry b) to cry c) cries d) crys
14. Alex … her work late.
a) finish b) finishs c) finishes d) to finish
15. My cousin … in this school.
a) study b) studies c) studyes d) to study
16. Some people seldom … meat.
a) eat b) eats c) to eat d) eates
17. Paul often … in this hotel.
a) stay b) stais c) stays d) to stay
18. Casey … football at the weekend.
a) plays b) play c) plais d) to play
19. Cats … mice.
a) catch b) to catch c) catches d) catchs

20. Alice … sweets.
a) to love b) love c) loves d) is loving
21. Sally … hard at the moment.
a) works b) work c) to work d) is working
22. Right now Tom and Nick … on the beach.
a) are lieing b) lie c) to lie d) are lying
23. Carol … with a kitten.
a) plais b) is playing c) play c) to play
24. Look! The students … the test.
a) write b) to write c) are writing d) is writing
25. Don’t phone him now! He … !
a) is working b) works c) work d) to work
TESTS PART 2 29.11.

26. Lisa … her breakfast at the moment.
a) has b) have c) haves d) is having
27. It’s eleven o’clock. Her child … .
a) is sleeping b) are sleeping c) sleeps d) sleep
28. Listen! Somebody … the piano.
a) play b) is playing c) plays d) to play
29. They … for a bus right now.
a) wait b) are waiting c) to wait d) waiting
30. My mother … the flat now.
a) is cleaning b) cleans c) cleanes d) to clean
31. Look! She … an apple.
a) eat b) eats c) eating d) is eating
32. John … a letter at the moment.
a) write b) writes c) is writing d) writing
33. I … my key. I can’t open the door.
a) look for b) looking for c) am looking for d) am look for
34. Look at Philip! He … .
a) daydream b) daydreams c) is daydreaming d) is daydream
35. Why … you … ?
a) Do … hurry b) are … hurring c) are … hurrying d) are … hurry
36. Turn the music down. I … to concentrate.
a) am trying b) try c) to try d) trying
37. Sandy … in the garden.
a) still works b) is still working c) still is working d) is still work
38. Put your coat on. It … colder!
a) gets b) get c) to get d) is getting

39. … you … anything on Sunday?
a) Do … do b) are … doing c) is … doing d) is … doing
40. I’m glad that the sun … again today.
a) shine b) is shining c) shines d) to shine
41. Today Frenk … late.
a) is working b) work c) works d) to work
42. I … Biology and Maths this semester.
a) take b) am taking c) takes d) to take
43. He … a new book this year.
a) writes b) is writing c) write d) to write
44. Right now Lisa … a shower.
a) has b) have c) is having d) haves
45. Today my friend … from New York.
a) is coming b) come c) comes d) to come
46. Why … you … here? It is my place.
a) do … sit b) are … siting c) are sitting d) is … sitting
47. The prices on oil … in the world right now.
a) rises b) are rising c) rise d) to rise
48. David … on Sundays.
a) usually rests b) usually rest c) is usually resting d) are usually resting
49. They … to the cinema twice a month.
a) go b) goes c) are going d) going
50. Sue … the piano at the moment.
a) is playing b) play c) plays d) to play

5 лет назад

Предмет: Українська мова, автор: davidragimov1983

Укажіть речення, у якому дієприкметник виступає підметом
Яблука не зірвані.
Від землі йде духмяний аромат уже зів'ялих трав.
На луках трава була не кошена.
Битий небитого везе.

5 лет назад

Предмет: Алгебра, автор: ximiat

Срочно. Помогите пожалуйста

5 лет назад

Предмет: География, автор: никита1093

какой тип озера более близок водохранилищу по происхождению?

9 лет назад

Предмет: Математика, автор: rigii1285

произведение чисел 17 и а увеличить на 32 где а равна 3, 4 и 5

9 лет назад