Your vessel consumes 274 barrels of fuel per day at a speed of 17.5 knots. What will be the fuel consumption of your vessel at 13.5 knots?

Correct Answer: Option B — 126 bbls

Utilizing the ship's fuel and speed cubic variation principle outlined in Bowditch: 274 × (13.5 / 17.5)³ precisely computes to a consumption rate of 126 barrels per day.