Предмет: Алгебра, автор: Barbara76

Рубашка дешевле брюк на 20%, свитер дороже рубашки на 50%. На сколько процентов свитер дороже брюк.

Ответы

Автор ответа: shuraborzova9

0

Брюки стоят х
Рубашка - 0,8х
Свитер 0,8х+0,4х=1,2х
20%

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