Предмет: Математика, автор: larisaliza2012

Из городов А и Б, расстояние между которыми 280 км, одновременно навстречу друг другу выехали грузовой и легковой автомобили. Скорость грузового автомобиля 55 км/ч. Найди скорость легкового автомобиля, если известно, что они встретились через 2 часа. Ответ вырази в км/ч.

Ответы

Автор ответа: MaximTsigalko

8

55*2=110-1 автомобиль за 2 часа
280-110=170-2 автомобиль за 2 часа
170:2=85 км/ч

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Математика, автор: ovoolalalal

сомостаятельная работа по матем 4 класс 3 четверть

5 лет назад

Предмет: Английский язык, автор: kerimakberen69

THE HUNGRY MOUSE A mouse was having a very bad time. She could find o food at all. She looked here and there, but there was no food, and she genyery thin At last the mouse found a hasket, fill of com. There was a small hole in the basket and she crept in. She could just get through the hole Then she began to eat the com. Being very hungry, she ate a great deal, and went on enting and eating. She had grown very Jat before she felt that she had had enough.When the mote tried to climb ithe) ike, shc could not. She was 100 fut to push the sole How shall I 'clinth out?" said the souse Tob, how shall Eclimb our Just then a rat came along, and be heard the mouse "Mouse," said the rut, "if you want to climb out of the basket, you my wait till you have grown as thin as you were when you went in Write T.(true) or F(false): The mouse could find a lot of fiod. The mouse found the bankan fill com She grew very tall when she ate a lot. She couldn't get out of the basket A dog gave her advice how to climb out of the basket. . 2. Put the words into the correct order. 1.go out/will/you/tonight? 2. Ben/tomamow/go dancing/will? 3. in June/get married/they/will 4. next week/won't/it/be cold. 5. by car/she/travel/will?

5 лет назад

Предмет: Химия, автор: delovoybulkin

ПОМАГИТЕ пожалуйста !!!!!!!!!!!!!!! ДАМ 30 БАЛОВ

5 лет назад

Предмет: Алгебра, автор: nailenaile70

как решить уравнение
8^3x-1=4^2x+13

8 лет назад

Предмет: Математика, автор: nikpesnyak04

Точка М(16,-64) принадлежит графику функции y = Кx.Принадлежит ли графику этой функции точка С(-12,-48)?

8 лет назад