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VMMC VMMC Medical Solved Paper-2002

  • question_answer
    The percentage of gold in 20 carat gold is:

    A)  95            

    B)  83.33   

    C)  80             

    D)  38.67

    Correct Answer: B

    Solution :

    24 carate gold is 100% pure. \[\because \]  The percentage of gold in 24 carate gold \[=100\] \[\therefore \]  The percentage of gold in 1 carate gold                                 \[=\frac{100}{24}\] \[\therefore \]The percentage of gold in 20 carate gold \[=\frac{100}{24}\times 20=83.33%\]


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