When operated at 3000 RPM a 4 stroke 4 cylinder lean burn SI gasoline engine delivers a brake power of 80 kW. The fuel and air mass flow rate are 25 kg/hr, and 400 kg/hr respectively. The charging efficient of this engine is 80%. The density of the ambient air is 1.29 kg/m^3. The analysis of the composition of the gasoline is an H:C ratio of 1.8:1
Please find the mass of gasoline fuel injected into each cylinder in each working cycle.