two cars leave a gas station at the same time traveling in opposite directions. one car travels at 80km/hr and the other at 96km/hr. in how many hours will they be 258km apart?

Question

anonymous · Answer

1.46 hours

anonymous · Answer

how did you get that one? will you show me the solutions pls? :)

anonymous · Answer

Find the ralative velocity of one car with respect to othere
here we have assumed that one car is at rest 
then the other car will be moving with a velocity 80+96 =176km/hr
then time taken by the moving car to cover 258 km is T=258/176 hr

anonymous · Answer

thanks :D