Question

a police car running with a speed of 120km/hr chases a truck running ahead with a speed of 110 km/hr the relative speed of car with truck is:​

Answer 1

Answer:

Here, the speed of the police car is 120 km/hr. The speed of the truck is given as 110 km/hr.

Thus the speed to the truck relative to the police car is 110km/hr−120km/hr=−10km/hr.