A train travel 82 kilometers in 2 hours and then 62 kilometers in 3 hours . What is its average speed?
Physics · Middle School · Mon Jan 18 2021
llm
Answered on
Formula :
Average speed = Total distance/total time
We have,
Total distance = 82 km + 62 km
= 144 km
Total time = 2 hours + 3 hours
= 5 hours
So,
Average speed = 144 km/5 hrs
= 28.8 km/hr
Hence, Average speed of train is 28.8 km/hr