Two litres of a mixture of spirit and water contains 12% water. This is added to 3 litres of another mixture of spirit and water containing 5% of water. Find the percentage of water in the resulting mixture.

Two litres of a mixture of spirit and water contains 12% water. This is added to 3 litres of another mixture of spirit and water containing 5% of water. Find the percentage of water in the resulting mixture.

1). \(7\frac{4}{5}\)%
2). \(5\frac{4}{5}\)%
3). \(3\frac{5}{7}\)%
4). \(7\frac{9}{5}\)%

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