Question

A car P moves due east with a speed 10 m/s and another car Q moves due west with a speed 15 m/s. If at the moment t = 0, the separation between the cars is 90 m and the length of each car is 5 m, the moment of time at which they completely cross each other is t​

Answer 1

Answer:

If at the moment t = 0, the separation between the cars is 90 m and the length of each car is 5 m, the moment of time at which they completely cross each other ...