Water is flowing into a leaky cistern at the rate of 31.4 cu ft./min. The cistern is a right circular cone 20 ft deep and 20 ft in diameter at the top. If water level is rising at the rate of % ft/min, how fast will the water be leaking out when the water level is 12 ft deep?
Water is flowing into a leaky cistern at the rate of 31.4 cu ft./min. The cistern is a right circular cone 20 ft deep and 20 ft in diameter at the top. If water level is rising at the rate of % ft/min, how fast will the water be leaking out when the water level is 12 ft deep?
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter8: Areas Of Polygons And Circles
Section8.4: Cicumference And Area Of A Cicle
Problem 45E: The diameter of a carousel merry-go-round is 30ft. At full speed, it makes a complete revolution in...
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