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MathematicsMathematics
1 August, 06:56

After driving 70 miles, Mel used 3.8 gallons of gasoline. After he drove a total of 140 miles, he had used 6.3 gallons of gasoline.

a) Find the average rate of change of miles to gallons for miles [0,70]

b) Find the average rate of change of miles to gallons for miles [70,140]

c)) Find the average rate of change of miles to gallons for miles [0,140].

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  1. 1 August, 10:52
    0
    A) 0.05429 gallon per mile or 18.4 miles per gallon

    b) 0.03571 gallon per mile or 28 miles per gallon

    c) 0.045 gallon per mile or 22.22 miles per gallon
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