SOLUTION: Here's my question: One day, the temperature at 8:00 A.M. was 41 degrees Farenheight, and by 1:00 P.M. the temperature was 61 degrees Farenheight. What was the hourly rate of temp

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Question 121153: Here's my question:
One day, the temperature at 8:00 A.M. was 41 degrees Farenheight, and by 1:00 P.M. the temperature was 61 degrees Farenheight. What was the hourly rate of temperature change??
I got 4 degrees farenheight/hour. Thanks!!
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
One day, the temperature at 8:00 A.M. was 41 degrees Farenheight, and by 1:00 P.M. the temperature was 61 degrees Farenheight. What was the hourly rate of temperature change??
I got 4 degrees farenheight/hour.
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You have two points: (8,41) and (13,61)
slope = (61-41)/(13-8) = 20/5 = 2 degrees/hr.
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Cheers,
Stan H.