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Mathematics, 04.02.2021 03:50 rubyfun58

5. You bought an 18 karats ring which contains 18g of gold. What is the % by mass of gold in a ring? A. 65%

B. 75%

C. 85%

D. 95%
(which one are you ?)

5. You bought an 18 karats ring which contains 18g of gold. What is the % by mass of gold in a ring

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