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.
State taxes vary widely, but the national average is about 22 cents a gallon. Most of this money is used to build and maintain roads. Transportation: Getting the gas from refineries to service stations via trucks or pipelines - and the cost of storing it in large tanks - eats up another 23 to 26 cents per gallon.