1. The problem statement, all variables and given/known data A ferry boat is 4.0 m wide and 6.0 m long. When a truck pulls onto it, the boat sinks 4.00 cm in the water. What is the weight of the truck? 2. Relevant equations [tex]\rho[/tex]=m/v and others 3. The attempt at a solution none. My teacher gave my class chapter to read and complete on our own. I have no idea where to begin to start solving this problem.