Предмет: Математика, автор: ryaskiniskander

Вес ягод в ящике равен 10 килограммов. Доля воды в нем равна 99% . На складе ягоды усохли (часть воды испарилась), доля воды стала равна 98% . Чему теперь равен вес ягод (в килограммах)?

Ответы

Автор ответа: horkovva
1

Ответ:

Пошаговое объяснение:

10*(100-99):100=10*0,01=0,1 кг вес мякоти

10-0,1=9,9 кг 99%

9,9*98:99=9,8 кг 98%

0,1+9,8=9,9 кг Мякоть вся осталась

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