Предмет: Математика, автор: fyyf25

Ростояние между пунктами А и Б равно 290 километров одночасно один к одному виехали два автомобиля и встретелись через два часа Гаити скорость каждого автомобиля если скорость одного из них на 5 километров за час меньше чем скорасть другого
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Ответы

Автор ответа: nastushamarche
3
1) 290:2=145(км/ч) средняя скорость.
2) 145-5=140(км/ч)
Ответ: 140 км/ч скорость автомобиля.
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