Предмет: Алгебра, автор: googl00

Тема отношение пропорция дроби. Помогите решить 55 номер пожалуйста.

Приложения:

Ответы

Автор ответа: PROfAnd1t

2

Ответ:

На 60%

Объяснение:

Сделаем пропорцию:

0.5 = 100%

0.8 = х%

Тогда х = 0.8 × 100 ÷ 0.5 = 160%

160 - 100 = 60%

*исправлено*

PROfAnd1t: ЭТО НЕ ПРАВИЛЬНО, сейчас исправлю

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