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21 May, 06:19

The winner of the 20 km race ran at an average speed of 4 m / s. How long did he take to complete the race?

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  1. 21 May, 07:22
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    Answer: 5, 000s

    Explanation:

    Distance 20km=20,000m

    Speed 4m/s

    Time = ?

    Speed = distance / time

    4 = 20, 000 / x

    Cross multiply

    4x=20, 000

    X = 5, 000

    X = time = 5, 000
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