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Answer :

Answer:

  • 2.25 m/s

Step-by-step explanation:

Looking at the graph, we observe that the interval CD is when the speed was the fastest

Let's calculate this, use points C(4,3), D(12,12)

  • (12 - 3)/(12 - 8) =
  • 9/4 =
  • 2.25 m/s