Предмет: Математика, автор: onoprienkogalina90

Найти число если:
40%его равно 320
Нужно срочно!!!

Ответы

Автор ответа: sachok1802
0

Ответ:

800

Пошаговое объяснение:

40% = 320

100% = х

х = \frac{320*100}{40}

х = 800

Автор ответа: wiallee
0

320-40%

х-100%

находим с помощью пропорции

\frac{320 \times 100}{40} = 800

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