Problema Solution
Sterling silver is an alloy made by combining silver with copper in a ration of 23 to 2. How much copper should be combined with 70 kg of silver to make sterling silver?
Answer provided by our tutors
Let
x = the amount of copper needed for the alloy
70 : x = 23 : 2
........
click here to see the equation solved for x
........
x = 6.09 kg
6.09 kg of copper should be combined with 70 kg of silver to make sterling silver.