Предмет: Математика, автор: kris1624

На овощной базе было 857 кг. картофЕля . в иечение 18 дней с неё забирали по одному мешку картофеля , прсле чего осталось 317 кг. какова масса мешка картофеля?

Ответы

Автор ответа: MarusyaSun

857-317=540
540/18=30
30 кг-масса одного мешка

Автор ответа: kris1624

540 чего?

Автор ответа: MarusyaSun

540 кг. забрали за 18 дней

Автор ответа: kosarev2005

857-18х=317, 18х=857-317, 18х=540, х=30.

Автор ответа: kakichevagalin

213/11=19(ост.4)

Автор ответа: kakichevagalin

67*189=12863

Автор ответа: kakichevagalin

где эти премеры

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