Question

If 24 carat gold is the 100% pure. Then find the percentage of purity of 22 carat gold.

Answer 1

22/24*100%=91.66%
This is the percentage purity.

Answer 2

Solution :-

This question can be solved through the unitary method.

Purity of 24 carat gold = 100 %

Purity of 1 carat gold will be = 100/24 %

Then, purity of 22 carat gold will be = (100*22)/24 %

= 2200/24

= 91.666 % or 91.67 % (Approximately)

Hence, the purity of 22 carat gold is 91. 67  % (Approximately)

Answer.