- 04/14/2019 at 8:25 pm #476939EduGorillaKeymasterSelect Question Language :
A gold biscuit weighing 11 kg contained only 82% gold and the rest copper. If it was alloyed with another gold biscuit and the resulting alloy had a mass of 28 kg and contained 90% gold, then find the percentage of gold in the second biscuit.
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