Solved Problem 06 | Rectangular Parallelepiped

Problem 6
A tank, open at the top, is made of sheet iron 1 in. thick. The internal dimensions of the tank are 4 ft. 8 in. long; 3 ft. 6 in. wide; 4 ft. 4 in. deep. Find the weight of the tank when empty and find the weight when full of salt water. (Salt water weighs 64 lb/ft3 and iron is 7.2 times as heavy as salt water.
 

Solution 6

 
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