the distance from sevenoaks to penzance by rail is 420 km. At what average speed must a train travel to over this distance in 4 hours ?

Question

the distance from sevenoaks to penzance by rail is 420 km. At what average speed must a train travel to over this distance in 4 hours ?

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Tryphena 17 hours 2021-07-22T08:15:25+00:00 1 Answers 0 views 0

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    2021-07-22T08:17:08+00:00

    Answer:

    s=105 km/hr

    Explanation:

    s=speed

    d=distance

    t=time

    s=?

    d=420km

    t=4hrs

    equation: s=d/t

    s=420/4

    s=105km/hr

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