14-karat gold is 7/12 pure gold and 5/12 other metals. How much pure gold is in 4 ounces of 14-karat gold?

7. 14 Karat of Gold is 7/12 pure gold and 5/12 other metals. Let’s convert the value of 7/12 and 5/12 into decimals: = > 7/12 = 7 / 12 = 0.58 pure gold = > 5/12 = 5 / 12 = 0.42 metal. Unit of conversion: = > 1 Karat = 0.00705479 Ounces = > 14 Karat = 0.0987671 ounces Now, how many pure gold are there in 4 ounces of 14 karat each = > 14 karat = 0.0987671 ounces = > 0.0987671 ounces * 4 = 0.3950684 ounces = > 0.40 ounces (7/12 of this is Gold and 5/12 of this is metal) = > 0.40 ounces / 12 = 0.033 Gold = 0.033 * 7 = 0.23 ounces Metal = 0.033 * 7 = 0.17 ounces