An 80 g ornamental gold chain contains 40% gold. What is the amount of gold required by the goldsmith to make 30 such chains? Express your answer in kilograms.
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Answer:
0.96 kg
Step-by-step explanation:
An 80 g ornamental gold chain contains 40% gold. Therefore, in one gold chain there is 32 g of gold. The amount of gold required by the goldsmith to make 30 such chains is 0.96 kg
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