How does continuous high-speed driving affect fuel consumption?

It reduces fuel consumption.
It reduces fuel consumption as long as the road is straight.
It increases fuel consumption.
It uses the same consumption of fuel as lower speed driving.

Explantion: Driving at continuous high speeds increases your fuel consumption. Vehicles driving at 112 km/h consumes approximately 30% more fuel than a vehicle travelling at 80 km/h

Theory Tester

How does continuous high-speed driving affect fuel consumption?

Safe and Responsible Driving