Question

The Percentage Of Impurity In 20 Carat Gold Is (1) 8,33%
(2) 20%
(4) 16.66

Answer 1

Answer:

Pure Gold is 24 Carat

now 20 Carat gold has purity

              = (20/24) * 100

               = 83.33 %

Impurities in Gold = 100 % - 83.3333333%

                               = 16.6666666666 %

                               = 16.67 %

We can say option 4 is correct 16.66 %

Hope it helps you.

Thank you!!!

Answer 2

Answer:

Option (4)16.66 is the correct answer.

Explanation:

24-20=4

%impurity=4×100/24

=16.66.