1. The problem statement, all variables and given/known data [URL=http://imageshack.us/photo/my-images/860/64863644.png/][IMG=http://img860.imageshack.us/img860/4563/64863644.png][/URL] Uploaded with ImageShack.us[/PLAIN] 2. Relevant equations 3. The attempt at a solution I'm having trouble setting up the equation. This is how I set it up, but i'm not sure if it's correct. T(1)= 100 + 0.1(1)(70-100) Sorry about the link. It was kind of long and I needed an answer fast so I didn't want to waste time typing the question.