Если автомобиль из пункта А выедет со скоростью 50келаметр в час то он прибудет пункт В в

Если автомобиль из пункта А выедет со скоростью 50келаметр в час то он прибудет пункт В в назначеное время Если автомобиль увеличит скорость на 10келометр час то он прибудет в пункт В на 1 час раньше назначеного времени Найдите расстояние между пунктами А и В
- Предмет:
  Математика
- Автор:
  scoobierjcu
- 5 лет назад

Ответы 1

t=s/50t-1=s/(50+10)s/50-s/60=160s-50s=30010s=300s=300:10=30км
- Автор:
  jadyn40
- 5 лет назад
- 0
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