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21 May, 08:27

A sprinter runs 400 meters in 54 seconds. What is the runner's average running rate in meter's per second?

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Answers (2)
  1. 21 May, 11:05
    0
    7.407407407407407 ... (it repeats the 407)

    U just had to divide 400 by 54
  2. 21 May, 12:20
    0
    You make a proportion. 400/54=x/1

    multiply across:

    400x=54

    Divide by 400:

    x=54/400

    Answer = 0.135 seconds per meter
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