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ABC Corporation is required to maintain at least 400 Kilolitres of water at all times in its factory, in order to meet safety and regulatory requirements. ABC is considering the suitability of a spherical tank with uniform wall thickness for the purpose. The outer diameter of the tank is 10 meters. Is the tank capacity adequate to meet ABC’s requirements?
A: The inner diameter of the tank is at least 8 meters.
B: The tank weighs, 30,000 kg when empty, and is made of a material with density of 3 gm/cc.