Предмет: Математика, автор: Екатерин010204

Число книг в библиотеке за три когда увеличилось на две трети.Сколько книг стало в библиотеке,если три года назад их было 40 560?
ТАК НЕ ПИСАТЬ 2/3 МЫ ТАКОЕ ЕЩЕ НЕ ПРОХОДИЛИ.

Ответы

Автор ответа: Тамаз1

40 560 / 3 * 2 = 27 040 это за три года- книг
40 560 + 27 040 =67 600 стало книг в ...
Ответ 67600

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