Volume At a sand and gravel plant, sand is tailing off a con- \cyor and onto a conical
Chapter 2, Problem 23(choose chapter or problem)
Volume At a sand and gravel plant, sand is tailing off a con- \cyor and onto a conical pile at a rate of 10 cubic feet per minute. The diameter of the base of the cone is approximately three tunes the altitude. At what rate is the height of the pile changing when the pile is 15 feet high'
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