Предмет: Математика, автор: elzadasarsenalieva

найдите процент содержания соли в растворе, если 400 г раствора содержит 38 г соли

Помогите пожалуйста

elenamuraweva: 38 : 400 * 100% = 19/200 * 100% = 19/2% = 9,5% соли содержится в растворе

elzadasarsenalieva: спасибо

Ответы

Автор ответа: elenamuraweva

1

Ответ:

38 : 400 * 100% = 19/200 * 100% = 19/2% = 9,5% соли содержится в растворе

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