Предмет: Математика, автор: gladchenko77

Краткая запись к задаче В мастерской в первый день сшили 19 одинаковых рюкзаков во второй день 23 таких рюкзака На все эти рюкзаки пошло 84 метров ткани Сколько метров ткани расходовали каждый день

Ответы

Автор ответа: HifohanGameYT5
0
я долго думал дай пж

 день - 19 р.
II день - 23 р.
Всего - 84 м
1 р. - ? м
Решение:
1) 19+23=42 (р.) - сшили в мастерской за 2 дня.
2) 84:42=2 (м) - расход ткани на 1 рюкзак.
3) 19·2=38 (м) - ткани израсходовали в I день.
4) 23·2=46 (м) - ткани израсходовали во II день.
Ответ: в первый день израсходовали 38 метров ткани, а во второй - 46 метров.
Проверка:
38+46=84 (м) - ткани было израсходовано за 2 дня.
Автор ответа: gladchenko77
0
Кого дать
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