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Автор - Etoklasica

Ученик прочитал 36 страниц. Это составляет 12% книги. Сколько страниц в книге?

Ответ

Автор - tatsach

Ответ:

Пошаговое объяснение:

36 стр - 12%

Х стр - 100%

х=(36*100):12=300 стр всего в книге

Ответы и объяснения

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