1. The problem statement, all variables and given/known data A flat-bottomed barge, loaded with coal, has a mass of 3.0 105 kg. The barge is 20.0 m long and 9.8 m wide. It floats in freshwater. What is the depth of the barge below the waterline? ____ m 2. Relevant equations 3. The attempt at a solution I have no idea which equations to use or even how to solve this problem. Any help would be awesome thanks!