Your vessel's drafts are: FWD 17'-07", AFT 16'-09"; and the KG is 21.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 30° inclination.
Official USCG Answer & Rule Citation
Correct Answer: Option D — 3.6 feet
Using the mean draft from the specified trims and the 21.5 feet KG on the blue pages stability curves results in a righting arm of 3.6 feet at 30 degrees inclination.
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