Question

A journey of 100 km takes 2 hours less by a fast train than a slow train if the average speed of the slaughter in his 16 km less than the fast train what is the average speed of the fastest train

Answer 1

Jun 23, 2017 - Let speed of fast train be x km/hr speed of slower train = x - 10 km/hrA/Q fast train takes 1 hr less than slower one in covering 200 km⇒ 200/ x ... one hour less than a slow train for a journey of 200 km if the speed of the ... since x can't be negative , so x= speed of faster train = 50 km/hr ... Ask your question ...