A window washer pulls herself upward using the bucket-pulley apparatus.

[alexoftennis]

1. The problem statement, all variables and given/known data

http://www.cramster.com/physics-answers-5-653651-cpi0.aspx

2. Relevant equations

F=ma

3. The attempt at a solution

I tried seven times and all my entrys have been wrong. Please help me.

[willem2]

There's always the same tension in the rope on both sides of the pulley

what are the forces acting on the windowwasher+bucket.