Предмет: Математика, автор: евгешка26

Із 60 кг яблук 21 кг сушених. Скільки кг свіжих яблук треба взяти, щоб отримати 35 кг сушених

Ответы

Автор ответа: Elizabeth17122001
0
60 => 21
х => 35
складаемо пророрцію
х = (60*35)/21

60 * 35 60 * 5 300
---------- == --------- == -------- == 100 кг
21 3 3
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