Предмет: Математика, автор: karinazviric

Знайти невідомий член пропорції: x : 5 = 8 : 10​

Ответы

Автор ответа: MichelleTheCat
1

Відповідь: x=4

Покрокове пояснення: (8:10):2=4:5

Автор ответа: rozuknasta
0

Ответ:

8:10=0,8

4:5=0,8

Пошаговое объяснение:

4

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1 variant

Present Simple

After breakfast she (to go) to the institute

It (to take) her an hour and a half to do her homework

Her friends usually (to call) her at about 8 o’clock.

Ann (to take) a shower before going to bed.

For breakfast she (to have) two eggs, a sandwich and a cup of tea.

Past simple

For breakfast she (to have) two eggs, a sandwich and a cup of tea.

After breakfast she (to go) to the institute.

Sometimes she (to take) a bus.

It (to take) her an hour and a half to do her homework.

She (to speak) English well.



2 variant

Present Simple:

My working day (to begin) at six o'clock.

I (to get) up, (to switch) on the TV and (to brush) my teeth.

It (to take) me about twenty minutes.

Classes (to begin) at eight.

We usually (to have) four classes a day

Past simple:

My working day (to begin) at six o'clock.

I (to get) up, (to switch) on the TV and (to brush) my teeth.

It (to take) me about twenty minutes.

I (to have) breakfast at seven o’clock.

I (to leave) home at half past seven.

3 variant

Present Simple:

They _____ football at the institute. (to play)

She _____ emails. (not / to write)

____ you____ English? (to speak)

My mother ____ fish. (not / to like)

____ Ann ____ any friends? (to have)


Past simple:

They _____ football at the institute. (to play)

She _____ emails. (not / to write)

____ you____ English? (to speak)

My mother ____ fish. (not / to like)

____ Ann ____ any friends? (to have)


4 variant

Present Simple:

His brother _____ in an office. (to work)

She ___ very fast. (cannot / to read)

____ they ____ the flowers every 3 days? (to water)

His wife _____ a motorbike. (not / to ride)

____ Elizabeth_____ coffee? (to drink)

Past Simple:

She ___ very fast. (cannot / to read)

____ they ____ the flowers every 3 days? (to water)

His wife _____ a motorbike. (not / to ride)

____ Elizabeth_____ coffee? (to drink)

His brother _____ in an office. (to work)