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31-05-2018
Physics

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A train travels 69 kilometers in 3 hours, and then 51 kilometers in 2 hours. What is its average speed? Your Answer: Question 14 options: Answer units

Respuesta :

04-06-2018

Average speed = (total distance covered) / (time to cover the distance)

Total distance = 69 km + 51 km = 120 km

Total time = 3 hrs + 2 hrs = 5 hrs

Average speed = (120 km) / (5 hrs) = 24 km/hr

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