1. The problem statement, all variables and given/known data The link to the problem is here, sorry I couldn't put the diagram in so thought it was better to link! I need help with both questions, the attempt is for the first question. https://www.dropbox.com/s/2stb476hp738w9l/Physics question.jpg Many thanks for any help! 2. Relevant equations Moments clockwise=Moments anticlockwise F=ma 3. The attempt at a solution Moments clockwise=Moments anticlockwise 5*15=TD 75=TD ...? Not sure first bit is right tho!