If the barge in Problem 5.57 is loaded with 240 000 lb of loose coal having an average density of 45 lb/ft³, how much of the barge would be below the water? Is it stable?

In Problem

A barge is 60 ft long, 20 ft wide, and 8 ft deep. When empty, it weighs 210 000 lb, and its center of gravity is 1.5 ft above the bottom. Is it stable when floating in water?