8 liter larutan garam berkadar 10% dicampur dengan 6 liter larutan garam berkadar 60%. Berapa kadar garam campuran?

Answer and explanation

Correct answer: A. 31,429%

Garam total = (8 x 10 + 6 x 60) per 100 liter-persen = 440; volume total 14 liter, sehingga kadar = 31,429%.

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