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Mathematics 17 Online
OpenStudy (zab505):

A vehicle's fuel economy is affected by its speed. The data on Spaller Auto's most popular vehicle is shown in the table below where x is the speed (mph) and F(x) is the fuel economy (mpg). Calculate the rate of change for the interval 40 ≤ x ≤ 50. A. 5.55 mpg/mph B. -0.18 mpg/mph C. -5.55 mpg/mph D. 0.18 mpg/mph

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