Предмет: Математика, автор: ml3150629

2у:3=0,15:4 помогите пожалуйста

bagirovaajtan2: В виде пропорции решить или просто?

Ответы

Автор ответа: bagirovaajtan2

1

Ответ:2y:3=0.15:4

если в виде пропорций то так:

средние: 0.15×3

крайние: 2у×4

составим урав

2у×4=0.15×3

2у×4=0.45

2у=0.45÷4

2у=0.1125

у= 0.1125÷2

0.05625

Пошаговое объяснение: не звню теперь нуж пропор или просто

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Математика, автор: u4539869

кути AMK і KMB утворюють розгорнутий кут.Визнач вид кута AMK,якщо кут KMB 1) гострий 2) тупий 3) ппрямий

2 года назад

Предмет: Математика, автор: sofiabusko03

на плані ділянки земельної з маштабом 1:2000 відстань між двома точками дорівнює 5.7см. Якою буде відстань між відповідними точками на місцевосці?
А. 11,4 м
Б. 15.1 км
В. 114 м
Г. 1140 м

2 года назад

Предмет: Английский язык, автор: sjuzannakuzmina24

1.How many times..................... New York? (Charles/to visit)
2.The children.............. videos for two hours. (to watch)
3.He............... for his girlfriend since 6 o'clock. (to wait)
4.I use the Present Perfect when
he result of an action in the past is important in the present.
the action finished in the past
action happening at the moment of speaking
5.Three people ........... him in hospital last Friday. (to visit)
6.Peter.......... football yesterday.
played
has played
have played
7.We.............. another country before.
has never visited
have never visited
visited
8.She....... a new car in 2011.
has bought
bought
buyed
9.They................. the car. It looks new again.
has cleaned
have cleaned
cleaned
10.He is on holiday at the moment. He ......... to Spain.
has been
has gone
11.Paris is a wonderful city. I ...........there many times
have been
have gone
12,Have you told the manager .................................... ?
in time
in the morning
yet
13.He has known her ............ they were five years old.
since
for
14.He has had his new laptop ......a month.
since
for
15.I have been teaching ...........a long time.
for
since
16.I have lived in London ........ three years.
for
since
17.They ..........been married for a long time. Fill in the missing word
18.She has been singing ..... ten o'clock.
19. He has been here ...........a long period.

2 года назад

Предмет: Литература, автор: erika23467

образ Лемуэля гулливера

7 лет назад

Предмет: Математика, автор: sinelnikov15

что на что надо умножить,чтобы получить 150?

7 лет назад