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29. A body temperature of 50°F is placed outdoor where the temperature is 100°F. If after 5 minutes the temperature of the body is 60°F find the temperature of the body after 48 minutes? A. 67.99°F B. 75.02°F C. 80.50°F D. 84.78°F

29. A body temperature of 50°F is placed outdoor where the temperature is 100°F. If after 5 minutes the temperature of the body is 60°F find the temperature of the body after 48 minutes? A. 67.99°F B. 75.02°F C. 80.50°F D. 84.78°F

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 11P
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29. A body temperature of 50°F is placed outdoor where the temperature is 100°F. If after 5 minutes the temperature of the body is 60°F find the temperature of the body after 48 minutes? A. 67.99°F B. 75.02°F C. 80.50°F D. 84.78°F 30. A metal bar at a temperature of 100°F is placed in a room at a constant temperature of 0°F. If after 20 minutes, the temperature of the bar is 50°F. What is the temperature after 45 minutes? A. 10.21°F B. 15.79°F C. 21.02°F D. 30.99°F
Transcribed Image Text:29. A body temperature of 50°F is placed outdoor where the temperature is 100°F. If after 5 minutes the temperature of the body is 60°F find the temperature of the body after 48 minutes? A. 67.99°F B. 75.02°F C. 80.50°F D. 84.78°F 30. A metal bar at a temperature of 100°F is placed in a room at a constant temperature of 0°F. If after 20 minutes, the temperature of the bar is 50°F. What is the temperature after 45 minutes? A. 10.21°F B. 15.79°F C. 21.02°F D. 30.99°F
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