How to solve this problem and show steps of solving - Physics - Motion

Question

How to solve this problem and show steps of solving???

Rohit Babu · Accepted Answer

Dear Student,Time taken to travel 50km at a speed of 60 km/h is,t1=5060=56hTime taken to travel 50km at a speed of 40 km/h is,t2=5040=54hTo tal time taken is,t=t1+t2=56+54=20+3024=5024h,Option 2Regards