A jewel weighing 200 grams contains 75% gold. Find the weight of gold in the jewel.
150g
89g
100g
120g
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).
A jeweller has two bars of 18 carat gold and 12 carat gold .how much each must be melted together to obtain a bar of 16 carat gold weighing 120 grams ?
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)