Math project

# Math project - City/Highway Driving The EPA’s formula for...

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Unformatted text preview: City/Highway Driving The EPA’s formula for the rating of gas usage: MPG 55/45 = ________1 __________ 0.55___ + __0.45___ City MPG Highway MPG Below is a real life example of City MPG vs. Highway MPG in cars from the year 1975 to 2005. CARS Model City HWY 55/45 Year MPG MPG MPG 1975 12.3 15.2 13.5 1976 13.7 16.6 14.9 1977 14.4 17.4 15.6 1978 15.5 19.1 16.9 1979 15.9 19.2 17.2 1985 20.7 26.8 23.0 1986 21.3 27.7 23.8 1987 21.5 28.0 24.0 1988 21.8 28.5 24.4 1989 21.4 28.3 24.0 1995 21.2 29.3 24.2 1996 21.2 29.3 24.2 1997 21.3 29.4 24.3 1998 21.3 29.6 24.4 1999 21.1 29.2 24.1 2001 21.4 29.3 24.3 2002 21.6 29.3 24.5 2003 21.8 29.7 24.7 2004 21.7 29.8 24.7 2005 21.8 29.7 24.7 * It is essential that EPA’s fuel economy estimates continue to be derived from controlled, repeatable laboratory tests to enable a standardized or “level playing field,” comparison between all vehicle models. However, the underlying calculations to determine the estimates are based on data from real-world driving...
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Math project - City/Highway Driving The EPA’s formula for...

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