150 gallons per hour
7 halons per hour
15L an hour?
Roughly 100 gallons per hour. An example is linked below.
4.7 liter per/hour
Depends on the fuel mileage of the vehicle and the speed at which it is driven.
none unless it is flying
They use about 8 gallons per hour in cruise flight.
8,000 gal/hr at mach 3
It depends on the size of the Citation Jet, can range anywhere from 100 to more than 300 gallons per hour. The site below have the fuel consumption for a number of different Citations.
The new Gulfstream 650 will use about 3,000 pounds of jet fuel per hour. That's just under 440 gallons an hour. The 4-engined Boeing 747 burns about 25,000 lbs of fuel per hour on average. 747 running on GE engines can use up to 32000 lbs of fuel per hour on each engine at normal range of takeoff settings initial climb speed of a 747 is 1800 to 2400 feet per minute depending on load 777's engines for some reason are more greedy at takeoff, maybe its the high bypass ratio, they use fuel at a rate of 50,000lbs per hour, max, at normal range of takeoff settings
A 747 Classic averages 12,000 kg of fuel per hour. The 747-400 uses about 10,500 kg. per hr. These numbers also depend upon aircraft weight, altitude and temperature.