Question

A passenger train running at a speed of 80 km per hr leaves a railway station 6 hour after a god's train leave and overtake it in 4hour What is speed of train option a 32 b 48 c40 d50 ​

Answer 1

speed of passenger train s= 80kmph

" " god's " s'=x kmph

it leaves platform after 6 hrsof god'strain

it overtake it in 4 hrs then,

then time taken to reach passenger train to god's train = 6-4

t = 2 h r dist. travel to reach the train be y

then , x =80 - 80/2

dit. travel by passenger train y=80/t

x=80 -80/2

x=80 -40

x= 40

option c