Предмет: Математика, автор: altinzertasanov

На уборке урожая один рабочий за два часа может собрать 76 кг груш а другой за три часа собирает 72 кг плодов.За сколько часов они вместе собирут93 кг груш?

Ответы

Автор ответа: kep951

76:2=38 кг за час первый
72:3=24 кг за час второй
38+24=62 кг за час вместе
93:62=1,5 часа они соберут вместе
ответ-1,5 часа

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