receive full credit for each question, answers must be justified, deducted if solutions are disorganized or hard to follow. Use appropriate units in your answers, where applicable. 1. (8 pts) Gravel is being dumped from a conveyor belt at a rate of 50 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always equal. How fast is the height of the pile increasing when the pile is 23 feet high? Recall that the volume of a right circular cone with height h and radius of the base r is given by V = - mr2h