1.8 L Prius vehicle is moving on fuel (S.G = 0.7893) with speed = 75 km/hr. if the vehicle is making 9.9 km/litter and knowing that the exhaust gas analysis of the combustion process of the vehicle is as following: C13.7456 H22.6824 + x (02+3.76 N2) gives 13.5 CO2 + 0.2 CO+ 0.0456 CH4 +0.31 NO + y N2 + 11.25 H20 calculate the mass flow rate of the fuel of this vehicle in kg/h 4.259 5.396 7.534 2.451 none of them