Sheng drove 42.2671 km to visit his grandmother. When he reached his grandmother's house he noticed that the car had used up 3.91 liters of petrol. How many kilometers did he travel per liter of petrol?
Fai covers ^@42 \space km \space 225 \space m ^@ by taxi,
^@ 3 \space km \space 220 \space m ^@ by rickshaw and
^@2 \space km \space 187 \space m^@ on foot. What is the total distance covered by him?