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The cost C of steel tubing varies jointly as its length L, in feet, and diameter D, in inches. If a 14 foot tube with a 3 inch diameter costs $42, find the cost of a 4 foot tube with a diameter of 1 inches. What is the cost of a 4 foot tube with a diameter of 1 inches? $

The cost C of steel tubing varies jointly as its length L, in feet, and diameter D, in inches. If a 14 foot tube with a 3 inch diameter costs $42, find the cost of a 4 foot tube with a diameter of 1 inches. What is the cost of a 4 foot tube with a diameter of 1 inches? $

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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The cost C of steel tubing varies jointly as its length L, in feet, and diameter D, in inches. If a 14 foot tube with a 3 inch diameter costs $42, find the cost of a 4 foot tube with a diameter of 1 inches. What is the cost of a 4 foot tube with a diameter of 1 inches? $
Transcribed Image Text:The cost C of steel tubing varies jointly as its length L, in feet, and diameter D, in inches. If a 14 foot tube with a 3 inch diameter costs $42, find the cost of a 4 foot tube with a diameter of 1 inches. What is the cost of a 4 foot tube with a diameter of 1 inches? $
The distance that a person can see to the horizon from a point above the earth's surface varies directly as the square root of the height of that point. If a person 64 meters high can see 12 kilometers to the horizon, how far can a person see to the horizon from a point 1600 meters high? The person can see kilometers.
Transcribed Image Text:The distance that a person can see to the horizon from a point above the earth's surface varies directly as the square root of the height of that point. If a person 64 meters high can see 12 kilometers to the horizon, how far can a person see to the horizon from a point 1600 meters high? The person can see kilometers.
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