14-carat 5956

14-carat gold. ... .585 per mille. In one kg. ... .585g gold. If the weight of pure gold in a ring is 7.2g, how much does the ring weigh?

Correct answer:

x =  12.3077 g

Step-by-step explanation:

585/1000 · x = 7.2

585x = 7200

x = 7200/585 = 12.30769231

x = 160/13 ≈ 12.307692

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