Предмет: Алгебра, автор: kuzinam1987

стоимость увеличена с 200 т. р. до 230 т. р . на сколько % прежняя стоимость была меньше настоящей.

Ответы

Автор ответа: fiofionina
0
Решение:
1. Узнаем на сколько рублей увеличилась стоимость товара:
230т.р - 200т.р= 30т.р
2. Вычислим на сколько процентов прежняя цена была меньшей:
 30 т.р : 200 т.р.*100%=15%

Ответ: 15%
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