Question

A train travels with a speed of 60km/hr for 0.5hour at 45kmper hour for next 0.2hour and then at 20km ph for 0.3h what is the average speed of the train

Answer 1

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⚘ Total Distance Travel by Train

⇒ 60×0.5 + 45×0.2 + 20×0.3

⇒ 30 + 9 + 6

⇒ 45 Km

⚘ Total Time Taken by Train

⇒0.5 + 0.2 + 0.3

⇒1 hr

⚘ Average Speed = Total Distance/Total Time

 ⇒ 45/1

 ⇒ 45 km/hr