A car driver driving in fog, passes a pedestrian who was walking at the rate of 2km/h in the same direction. The pedestrian could see the car for 6 min and it was visible to him up to a distance of 0.6 km. The speed of the car would be :

A.

8 km/h

B.

800 m/h

C.

200 m/h

D.

15 km/h

• .6 /(×-2)=6/60...here the car is visible upto .6km.so .6 km is the distance covered by the car. Let x be the speed of car. They both are going in same direction. So relative speed to be x-2 km/hr. Answer will be 8km/hr.
• 7 years agoHelpfull: Yes(1) No(0)