A jeweller is selling 22-carat gold articles with 95% purity, it is approximately.
A jeweller has bars of 18 carat gold and 12 carat gold. How much of each must be melted together to obtain a bar of 16 carat gold weighing 120 grams?(Pure gold is 24 carat)
A jeweller has bars of 18-carat gold and 12-carat gold.How much of each must be melted together to obtain a bar of 16-carat gold,weighing 120 g?
(Given:Pure gold is 24-carat).