Your vessel's drafts are: FWD 18'-09", AFT 20'-05"; and the KG is 23.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 15° inclination.
Official USCG Answer & Rule Citation
Correct Answer: Option A — 0.7 foot
Entering the selected stability curves with the vessel's mean draft and a KG of 23.8 feet intersects the 15-degree inclination curve to indicate a righting arm of 0.7 foot.
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