1. The problem statement, all variables and given/known data http://img409.imageshack.us/img409/771/fluidcm5.jpg [Broken] 2. Relevant equations F1/A1 = F2/A2 Pressure = Density * Height * Gravity 3. The attempt at a solution I do not have a clue of how to solve this problem. Can anyone start me off and provide me couple of hints?