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Trainin travels first 15 km at …

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Trainin travels first 15 km at a uniform speed of 30 km per hour the next 75 km at a uniform speed of 50 km per hour and at last 10 km at uniform speed of 20 km per hour calculate the average speed for the entire train journey

    • Posted by Shreya Jatwani 1 year, 7 months ago

    CBSE > Class 09 > Science
    • 1 answers

    Anand Kumar Shah 1 year, 7 months ago

    Answer: a) In the first part, the speed of the train is 30 km/h for a distance of 15 km. b) In the second part, the speed of the train is 50 km/h for a distance of 75 km. c) In the third part, the speed of the train is 20 km/h for a distance of 10 km.

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