Page 44 - statbility for masters and mates

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Ship Stability for Masters and Mates
360 tonnes of iron are loaded while the barge is ¯oating in fresh water,
®nd her ®nal draft and reserve buoyancy.
15 A drum 60 cm in diameter and 1 metre long has mass 30 kg when empty.
If this drum is ®lled with oil of relative density 0.8, and is ¯oating in fresh water, ®nd the percentage reserve buoyancy.