If c cups of sugar and b is the number of batches of cookies which rule matches in the table. A. The output is bx2
B. The output is cx2
C. The output is b+2
D. The output is c+2

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