Question

Two cars are doing a race around a 20-km track. They start from the same place at the same time. The speed of first car is 60 km/h, speed of second car is 80 km/h. How long will it take second car to lap the first car?

Answer 1

10 mins

Explanation:

bc if car one is going 60 km/h that takes 20 mins do do one lap

so car two cuts the time by a little bit