A car driver, driving in a fog, passes a pedestrian who was walking at the rate of 2 km/hr in the same direction. The pedestrian could see the car for 6 minutes and it was visible to him upto a distance of 0.6 km. What was the speed of the car?

Options

A. 30kmph
B. 15kmph
C. 20kmph
D. 8kmph

Answer

D