Hi, here is my attempt to solve the problem. I have drawn the figure in the attachment. The information stated above was the only information given in the problem.
Homework Statement
Place 0.150kg (including the mass of the hanger) at a position somewhere between 0 degrees and 90 degrees. (I chose 45 degrees for this problem.) Place the second pulley at exactly 180 degrees and the third pulley at exactly 270 degrees. Determine how much mass you must place...