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Сейчас расстояние между собакой и кошкой 30 метров.Через сколько секунд собака догонит кошку, если скорость собаки 10 м/с , а кошки 7 м/с ? Пожалуйста решите уравнением с объяснением
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Предмет:
Математика -
Автор:
pearlhickman - 6 лет назад
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Ответы 2
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Спасибо, но мне уравнением надо !:)
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Автор:
aleahglenn - 6 лет назад
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0
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10-7=3(м/с) будет скорость сближения
30:3=10(с) то есть через 10с собака догонит кошку
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Автор:
callieuib6 - 6 лет назад
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0
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