For example, (x +1)*(x +1) is a term built from the constant 1, the variable x, and the binary function symbols + and *; it is part of the atomic formula (x +1)*(x +1) â¥ 0 which evaluates to true for each real-numbered value of x.
In recent weeks, the U.S. diesel fuel price has been hovering around $4.16 per gallon. LNG is selling for about $2.92 per diesel gallon equivalent, 30 percent less, according to Clean Energy Fuels' current price report, which is updated weekly.
CNG fuel is normally dispensed in equivalent gallons, where one equivalent gallon is equal to121.5 cu. ft. of natural gas. Therefore, the fuel economy values are shown in miles per gasoline-equivalent (MPGe).Annual fuel cost estimates are based on an average fuel price of $2.09 per gasoline-equivalent gallon of CNG.NG fuel is normally dispensed in equivalent gallons, where one equivalent gallon is equal to121.5 cu. ft. of natural gas. Therefore, the fuel economy values are shown in miles per gasoline-equivalent (MPGe).Annual fuel cost estimates are based on an average fuel price of $2.09 per gasoline-equivalent gallon of CNG.