Answer :
Time = 2 hrs
Distance = 240 km
Speed= Distance/ time
= 240/2
= 120 km/hr
In second case,
Speed = 120 km/hr
Distance= 600
Speed = Distance / Time
Time = Distance/ Speed
= 600/120
= 5 hrs
Distance = 240 km
Speed= Distance/ time
= 240/2
= 120 km/hr
In second case,
Speed = 120 km/hr
Distance= 600
Speed = Distance / Time
Time = Distance/ Speed
= 600/120
= 5 hrs