Question

a bus travels at a speed of 40 km/h for 10 min then 55 km/h for 30 min and finally 25 km/h for 20 min what is the average speed of bus
i) 25 km/h
ii) 60 km/h
iii) 42.5 km/h​

Answer 1

Answer:

iii) hope it helps you........ please mark as brainlist....