Question

bus x travel a distance of a 360km/h in 5 hrs wheteas bus y travels a distance of 478 km/h in 7 hrs .which bus travel faster.

Answer 1

bus a =
speed = 360/5 = 72 km/hr 

bus b = 
speed = 478/7 = 68.23 km/ hr ( approx )

hence A is faster 

( btw can u check ur units dude its wrong distance doesnt contain time be careful )

Answer 2

Solution:-

case .1 :- x bus travel 360km in 5 hours

then = 360/5 = 72km/h

case 2:- y bus travel 478km in 7hours

then = 478/7 = 68.2857142857
by round figure = 68km/h

thats satisfy bus x travel faster then y. ans