Предмет: Математика, автор: irinakim0683

Помогите решить задачу по математике срочно пожалуйста

Приложения:

Ответы

Автор ответа: Havoc14

V=70+80=150 км/ч - скорость сближения
t=s/v
t=300/150=2 часа

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Геометрия, автор: alyasemenova2

В прямоугольном ΔКDS с прямым углом D катет KD = 7 см, а гипотенуза KS = 14 см. Найдите величину угла S *
30 градусов
90 градусов
60 градусов
15 градусов

6 лет назад

Предмет: Математика, автор: Аноним

Арман задумал число и разделил на 2 результат увеличил в 302 раза и получил число 82748

6 лет назад

Предмет: Английский язык, автор: Аноним

1 .) At ___ first it was difficult for her to drive ___ car in ___ London.

-/the/-
the/the/-
-/-/the
a/-/the

2 .) ___ death of her husband resulted in ___ loss of her home also.

-/-
-/the
the/the
a/-

3 .) ___ fog was so thick that we couldn’t see ___ side of ___ road.

a/the/a
the/-/-
the/the/the
-/the/a

4 .) In ___ afternoon ___ wind increased and they soon found themselves in ___ difficulties.

the/the/-
an/a/the
-/the/-
the/the/the

5 .) She ordered ___ fried chicken with ___ green salad and black coffee for ___ dessert.

-/-/-
the/-/-
an/the/-
-/a/the

6 .) Kate ate ___ meat with ___ vegetables for ___ second course.

-/-/the
a/the/-
the/a/the
-/an/-

7 .) ___ youth of Great Britain wants to have ___ better life for ___ British people.

-/-/the
the/a/the
the/the/the
the/-/the

8 .) It’s ___ pity that my birthday comes only once ___ year.

a/-
the/a
a/a
an/the

9 .) Many years ago ___ Tower Bridge of London was ___ fortress.

-/a
the/the
a/-
the/a

10 .) ___ night being sharp and frosty, we trembled from ___ foot to ___ head.

the/the/the
the/-/-
a/-/-
-/a/a

11 .) “___ English cannot make ___ good coffee”, she thought leaving ___ restaurant

the/a/an
an/-/the
-/the/the
the/-/the

12 .) I always wear sunglasses when I go ___ beach. ___ sun bothers my eyes.

the/the
a/the
-/a
an/a

13 .) ___ Moon has no ___ light. It is bright because ___ Sun shines on it.

The/-/the
The/a/the
-/-/the
The/the/the

14 .) On ___ bright January morning ___ telephone kept ringing in my office.

the/the
a/the
-/-
-/the

15 .) Peter is on ___ night duty. When I go to ___ bed, he goes to ___ work.

the/-/a
-/-/-
a/a/a
the/the/-

16 .) I’ll never forget ___ first time I saw ___ real American Christmas tree.

a/the
an/-
-/a
the/a

17 .) To climb ___ tree is not to climb ___ mountain.

a/a
a/the
the/the
the/-

18 .) R.Peary was ___ famous American polar traveler. He was ___ first to reach ___ North Pole in 1909.

a/the/the
the/the/-
a/the/a
-/the/-

19 .) ___ most favorite game is cricket, which is called by ___ English “___ greatest game in ___ world”.

the/the/the/the
the/a/the/the
-/the/-/the
a/the/-/the

20 .) The first of ___ January is ___ great holiday in many countries.

the/a
-/an
-/a
the/-

21 .) ___ weather was rainy and we made ___ bet whether you would come.

The/a
-/the
A/a
-/a

22 .) - Are you afraid of ___ him?
- Not ___ bit.

the/a
-/a
-/-
the/-

23 .) There was ___ good restaurant near ___ cinema and Joan decided to have ___ dinner there.

the/a/-
-/the/-
a/the/a
a/a/the

24 .) They took part in ___ demonstration in ___ Independence Square.

-/the
a/a
the/-
-/-

6 лет назад

Предмет: Математика, автор: elenaarci

4 4 4 4 4 4 4
Какие знаки надо поставить чтобы ответы получились 100 . 4000. 555. 444.

9 лет назад

Предмет: Биология, автор: dragonak

Крабы часто носят на себе актиний или засовывают их себе в клешню. Зачем они это делают?

9 лет назад