Question
A Mercedes Benz, travelling at 120 km/h is 70 km behind a truck which is travelling at 80km/h. How long will it take the Mercedes to catch up with the truck?
Answers
oobleck
the speed difference is 40 km/hr
time = distance/speed = 70/40 = 1 3/4 hr
time = distance/speed = 70/40 = 1 3/4 hr