Предмет: Математика, автор: Юлия140

Из 21 м ткани получается 5 одинаковых платьев.Сколько платьев получиться из 42 м ткани?

Ответы

Автор ответа: ArAXiS

21 метр-5 платьев
42метра-? платьев
Решение:
1)21:5=4,2(м)-на 1 платье расходуется.
2)42:4,2=10(пл.)-получится
Ответ:10 платьев получится из 42 м ткани.

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