A silo consists of a cylinder surmounted by a hemisphere. If the floor is three times as expensive as the walls per unit area, and the roof is five times as expensive as the walls, find the most economical proportion.
A silo consists of a cylinder surmounted by a hemisphere. If the floor is three times as expensive as the walls per unit area, and the roof is five times as expensive as the walls, find the most economical proportion.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.CR: Review Exercises
Problem 20CR: If the radius length of one sphere is three times as long as the radius length of another sphere,...
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