a train travel s at speed of 60 km per hour for 1hr ,30km per for the – InterviewSolution

1.	a train travel s at speed of 60 km per hour for 1hr ,30km per for the next 2hr then at 70 km per hr for the next 3 hr . what is the average speed of the train?
Answer» -step explanation:AVERAGE SPEED = TOTAL DISTANCE travelled/total TIME taken60+60+210/6330/655 km/hr

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