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The pressure exerted by a certain liquid at a given point varies directly as the depth of the point beneath the surface of the liquid. The pressure at 70 feet is 210 pounds per square inch. What is the pressure at 20 feet? The pressure at 20 feet is pounds per square inch.

The pressure exerted by a certain liquid at a given point varies directly as the depth of the point beneath the surface of the liquid. The pressure at 70 feet is 210 pounds per square inch. What is the pressure at 20 feet? The pressure at 20 feet is pounds per square inch.

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
Problem 12P
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The pressure exerted by a certain liquid at a given point varies directly as the depth of the point beneath the surface of the liquid. The pressure at 70 feet is 210 pounds per square inch. What is the pressure at 20 feet? The pressure at 20 feet is pounds per square inch.
Transcribed Image Text:The pressure exerted by a certain liquid at a given point varies directly as the depth of the point beneath the surface of the liquid. The pressure at 70 feet is 210 pounds per square inch. What is the pressure at 20 feet? The pressure at 20 feet is pounds per square inch.
Suppose q is directly proportional to the square root of h and inversely proportional to the cube of j, and q = 24 when h = 4 and j= 3. Find q when h = 16 and q = 1 3
Transcribed Image Text:Suppose q is directly proportional to the square root of h and inversely proportional to the cube of j, and q = 24 when h = 4 and j= 3. Find q when h = 16 and q = 1 3
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