Sand poured on the ground at the rate of 3 ft/min forms a conical pile whose height is one third the diameter of the base. How fast is the altitude of the pile increasing when the radius of the base is 2 ft? A. 3/4 π ft/min B. 2/3 π ft/min C.1/3 π ft/min D. 1/4 π ft/min

Sand poured on the ground at the rate of 3 ft/min forms a conical pile whose height is one third the diameter of the base. How fast is the altitude of the pile increasing when the radius of the base is 2 ft? A. 3/4 π ft/min B. 2/3 π ft/min C.1/3 π ft/min D. 1/4 π ft/min

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter63: Volumes Of Pyramids And Cones

Section: Chapter Questions

Problem 18A: Solve these exercises. Where necessary, round the answers to 2 decimal places unless otherwise...

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67. Sand poured on the ground at the rate of 3 ft/min forms a conical pile whose height is one third the diameter of the base. How fast is the altitude of the pile increasing when the radius of the base is 2 ft? A. 3/4 π ft/min B. 2/3 π ft/min C.1/3 π ft/min D. 1/4 π ft/min

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