SOLUTION: Rate of Change
Driving at a speed of 75 mph, a mustangs fuel efficiency is 29 miles per gallon. If the driver slows to a speed of 60 mph, he will have a fuel efficiency of 34 mi
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Question 183360: Rate of Change
Driving at a speed of 75 mph, a mustangs fuel efficiency is 29 miles per gallon. If the driver slows to a speed of 60 mph, he will have a fuel efficiency of 34 miles per gallon. What is the average rate of change of the fuel efficiency as the speed drops from 75 mph to 60 mph?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Driving at a speed of 75 mph, a mustangs fuel efficiency is 29 miles per gallon. If the driver slows to a speed of 60 mph, he will have a fuel efficiency of 34 miles per gallon. What is the average rate of change of the fuel efficiency as the speed drops from 75 mph to 60 mph?
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Points: (75,29) and (60,34)
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Average = (34-29)/(60-75) = 5/-15 = -1/3 mpg/mph
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Cheers,
Stan H.
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