Submit Answer 8. [0/2 Points] DETAILS PREVIOUS ANSWERS MY NOTES ASK YOUR TEACHER At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 14 cubic feet per minute. The diameter of the base of the cone is approximately three times the altitude. At what rate is the height of the pile changing when the plie is 2 feet high? ft/min X