An 80g ornamental gold chain contains 40percent 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:
960 grams
Step-by-step explanation:
80g ornamental chain contains 40% gold.
Therefore, each chain contains 80 × 40÷100 = 32g of gold
Hence, to make 30 such chains, the goldsmith needs 30 × 32g of gold
∴ 30 × 32 = 960g of gold.
∴The goldsmith needs 960g of gold
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