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отношение скорости первого всадника ко второму равно 2/5 : 7/20. Скорость первого всадника на 1, 5км /ч больше скорости второго. Найдите скорость первого всадника.
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Предмет:
Математика -
Автор:
jadynsingh - 6 лет назад
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Ответы 3
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1/20=1,5 какое действие?
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Автор:
chicogeorge - 6 лет назад
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0
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это неправильно
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Автор:
seamus - 6 лет назад
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0
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В учебнике ответ не такой
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Автор:
tyshawnvcgq - 6 лет назад
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0
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