Предмет: Математика, автор: umenoleksandr288

Даринка прочитала 70% сторінок книжки і їй залишилось прочитати ще 54 сторінки. Скільки сторінок у книжці ?.

Допоможіть як найскоріше

Ответы

Автор ответа: misaderij

2

Відповідь:
178,2
Покрокове пояснення:
30 відсотків це 54 сторінки 100% / тридцять відсотків і * 54 ми отримуємо що 3,3*54=178,2
Сподіваюсь що ця відповідь правильно

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