Предмет: Математика, автор: sider1

Товар после оценки на 30 % тал стоить 630 руб.Сколько стоит товарь до оценки?

Ответы

Автор ответа: Аноним

3

1) 100-30=70%-составила цена товара после оценки;
2) 630:0,7=900р-первоначальная стоимость.

Автор ответа: Sergio07

1

30%=0,3
630*0,3=189
630+189=819₽ стоимость товара до оценки

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