one gallon!
1100m/16 mpg=68.75 gallons
Depends on the fuel efficiency of your vehicle.
1100 mi * 1 gal / 20 mi = 55 gal
It would use 9 gallons in 450 miles.
11,00 litres = 241.966073 Imperial gallons
1100 miles
1100 miles
0.20833 miles.
about 1100 miles
20
189 miles = 7 gallons 27 miles = 1 gallon 297 / 27 = 11 gallons
At 20 miles per gallon, it would take 9 gallons to travel 180 miles.