A recipe for a batch of blueberry muffins calls for 3 5 cup of blueberries. If Riley wants to make 1 2 a batch of muffins for herself and her tennis partner, how many cups of blueberries will she need? Riley will need cups of blueberries.

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