Предмет: Математика, автор: Аноним

Задание №6. Цену на костюм снизили на 15%, в результате чего он стоит теперь 170 евро. Сколько стоил костюм до снижения цен?
помогите пожалуйста

Ответы

Автор ответа: qwerticind

1

Ответ:

200 евро

Пошаговое объяснение:

1)100%-15%=85%

а теперь ставим пропорцию:

100% х евро

85%-170 евро отсюда

х= (170×100):85=200

ответ: костюм стоил 200 евро

Автор ответа: safinanamazova

2

Ответ:

200 евро

Пошаговое объяснение:

Необходимо узнать сколько процентов от начальной цены нынешняя цена составляет. Потому от 100 отнимаем 15. Дальше находим от какого числа 85 процентов составляет 170 евро

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