A train traveling at a speed of 68 km/h crosses a man walking at a speed of 6 km/h in the same direction in 27 sec. If the train crosses a car coming from the opposite direction in 9 sec, then what is the speed of the car?
1
120 km/h
2
118 km/h
3
116 km/h
4
121 km/h
5
115 km/h