Math, asked by 405383, 2 months ago

A train travels the first 15 km at a uniform speed of 30 km per hour the next 75 km at a uniform speed of 50 kilometre per hour and class 10 km at a uniform speed of 20 kilometre per hour calculate the average speed of the train.. whole solution

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Answered by Aarianna

1

Answer:

40 km/h

Step-by-step explanation:

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