The amount of oil used by a ship traveling at a uniform speed varies jointly with the distance and the square of the speed. The ship uses 30 barrels of oil in traveling 85 miles at 42 mi/h. How many barrels of oil are used when the ship travels 26 miles at 54 mi/h? Round your answer to the nearest tenth of a barrel, if necessary.

A) 2.3 barrels
B) 15.2 barrels
C) 49.6 barrels
D) 9.2 barrels

Question

The amount of oil used by a ship traveling at a uniform speed varies jointly with the distance and the square of the speed. The ship uses 30 barrels of oil in traveling 85 miles at 42 mi/h. How many barrels of oil are used when the ship travels 26 miles at 54 mi/h? Round your answer to the nearest tenth of a barrel, if necessary. 

A) 2.3 barrels
B) 15.2 barrels
C) 49.6 barrels
D) 9.2 barrels

anonymous · Answer

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anonymous · Answer

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