The diagram is the distance time graph of a vehicle. Find...
The diagram is the distance time graph of a vehicle. Find its average speed in kilometers per hour during the journey
155km/hr
50km/hr
40km/hr
124km/hr
84km/hr
Correct answer is E
Distance = 155 - 50 = 105km
Time = 75mins
= 7560hr = 54hr
Average speed = Distancetime = 10554
= 105×45
= 84km\h