Recent content by Spaceghost1

Thank for your help, I understand it now. For the last equation I think you meant to say x is the amount of gold rather than crust?

Homework Statement Hello, I have a workbook here with a question I am a little confused about, I think it should be quite simple to answer. I know the answer but I don't really understand how it is applied. I know the method but I want clarification on how it works please. The average...