Предмет: Математика, автор: SnakeED

Сколько воды содержится в 300г 30% сахарного сиропа?

Ответы

Автор ответа: xxxeol

Вычисляем двумя способами
1) 300 - 300*30% = 300-90 = 210 г воды
ИЛИ
2) 300*(100-30)% =300*0,7= 210 г воды
ОТВЕТ: 210 г воды

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