Предмет: Математика, автор: Торунита

Помогите сделать 8 задачу А и Б








СРОЧНО!!!!!!!

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Ответы

Автор ответа: Nata9922
0
90•1000=90000м/ч
90•1000:60=1500м/мин
90•1000:3600=25 м/с




14400:3600=4ч
32:4=8 км/ч
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