neveah60 neveah60

15-11-2018
Physics

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A train travel 82 kilometers in 2 hours and then 62 kilometers in 3 hours . What is its average speed?

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15-11-2018

Average speed = Total distance ÷ Total time taken

Total distance = 82km + 62km = 144km

Total time taken = 2hrs + 3hrs = 5hrs

Average speed = 144km ÷ 5hrs = 28.8km/hr.

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