7. A cup of hot coffee initially at 95°C cools to 80°C in 5 minutes while sitting in a room of temperature 21°C. Determine when the temperature of the coffee will be 60°C. Round your answer to the nearest tenth of a minute.
7. A cup of hot coffee initially at 95°C cools to 80°C in 5 minutes while sitting in a room of temperature 21°C. Determine when the temperature of the coffee will be 60°C. Round your answer to the nearest tenth of a minute.
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter23: Basic Calculations Of Percentages, Percents, And Rates
Section: Chapter Questions
Problem 5A: The length, L, of the standard 82° included angle drill can be calculated using the formula L=0.575...
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