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Question
18 carat gold signifies:
Options
18 parts of gold and 82 parts of other metal
18 parts of gold and 6 parts of other metal
82 parts of gold and 18 parts of other metal
None of the above
MCQ
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Solution
18 parts of gold and 6 parts of other metal
Explanation: 18K gold is 75 percent gold mixed with 25 percent of other metals like copper or silver etc.
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General Science and Technology Current Affair (Entrance Exam)
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