Предмет: Математика, автор: ZhannaTulembaevАмина

Товар стоил 2800 тенге. После снижения цены он стоит 2380 тенге. На сколько процентов снизили цену товара?

Ответы

Автор ответа: Zherdeva2006
0
на 15% потому что
2800-2380=420
420:2800*100%=15%
Автор ответа: Zherdeva2006
0
я уже первая
Автор ответа: Аноним
0
пусть 2800 тенге это 100%
2380 тенге х%
х= 2380×100÷2800
х=85%
1)100-85=15
на 15% снизили цену товара
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