The Island of Sumatra lies on the 5th parallel north, meaning its latitude is north of the equator. The Island of New Guinea lies on the 5th parallel south. What rational number would best represent the location of the Island of New Guinea?

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min