Average 10.5 to 11 litres

Hi, Have there ever been a question driving now for about 2 months a Volvo V50 1.8 Momentum and am what the driving behavior and the compfort is very satisfied, only what really causes me headache is the fuel consumption which is at the moment average of about 10.5 – 11 liters.Has someone experienced with it is that normal or can you do something.Or can it even be what is wrong with the engine ??