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a runner training for a race times her 400 meter laps around a track. her times are lap 1 60 seconds, lap 2 57 seconds, lap 3 55 seconds and lap 4 53 seconds. what is her avaerage velocity in meters per second (m/s)?

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2 answers
  1. Divide 1600 meters (the total 4 lap distance run) by the total number of seconds.

    The total time is 60 + 57 + 55 + 53 = ___ seconds

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  2. the question is asking for the average of her times, so to find your average you add all times
    60+57+55+53= 225, then you divide by the number of laps she ran = 4
    225/4= 56.25 m/s
    Simply

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